Conference Contributions

Velasco E., Perdana-Decker S., Werner J., Spiekers H., Dickhoefer U. (2022); Potenzial der Weide in der Milchviehhaltung in Südwestdeutschland; 133. VDLUFA-Kongress: Sensorsysteme in der Landwirtschaft-Chancen und Herausforderungen. 13.-16. September 2022Kongressbeitrag
Perdana-Decker, S., Velasco, E., Hoehn, D., Bateki, C., Werner, J., Dickhoefer, U. (2022). Estimating pasture dry matter intake of grazing dairy cows from their chewing behaviour as measured by an automatic sensor system. 10th European Conference on Precision Livestock Farming, Vienna, 29 August – 2 September 2022

Kongressbeitrag

peer-review

Perdana-Decker, S., Velasco, E., Werner, J., Dickhoefer, U. (2022). The effect of nutritive quality and botanical composition of semi-natural pasture vegetation on the nitrogen utilisation of lactating dairy cows. 76. GfE-Tagung, Goettingen, 8-10 March 2022

Kongressbeitrag

peer-review

Perdana-Decker, S., Velasco, E., Werner, J., Dickhoefer, U. (2021). Evaluation of herbage intake estimation methods for dairy cattle grazing on semi-extensive pastures. In: Joint International Grassland and International Rangeland Congress, Kenya, 25-29 October 2021

Kongressbeitrag

peer-review

Stumpe, C., Werner, J., Böttinger, S. (2021). Accuracy improvement of Rising Plate Meter measurements to support management decisions in the Black Forest region. In T. Astor, I. Dzene (eds.) In Proceedings of the 21st Symposium of the European Grassland Federation “Sensing – New Insights into Grassland Science and Practice”, 17-19 May 2021, Kassel, Germany

Kongressbeitrag

peer-review

Velasco E., Perdana-Decker S., Werner J., Dickhoefer U. (2021). Seasonality and grazing management effect on growth and nutritional composition of herbage on semi-natural grasslands grazed by dairy cows in Southwest Germany. In: Joint International Grassland and Rangeland Congress, Kenya, 23-29 October 2021

Kongressbeitrag

peer-review

Velasco, E., Perdana-Decker, S., Werner, J., Dickhoefer, U., Egle, B., Binder, S., (2021). GrazyDaiSy-Merkblatt Nr. 2: Bio-Milchviehweidehaltung auf unterschiedlichen Standorten in Baden-Württemberg: Die Zufütterung optimieren

Kongressbeitrag

Velasco, E., Perdana-Decker, S., Werner, J., Dickhoefer, U., Egle, B., Binder, S., (2021). GrazyDaiSy-Merkblatt Nr. 1: Bio-Milchviehweidehaltung auf unterschiedlichen Standorten in Baden-Württemberg: Ergebnisse und Handlungsempfehlungen aus einem Praxisforschungsprojekt Kongressbeitrag
Velasco, E., Dickhoefer, U., Binder, S., Egle, B., Nieland, C., Griese, S., Werner, J. (2021). Variability in forage biomass on extensive pastures and productivity of grazing cows on organic dairy farms in South Germany during a dry year. In: Schmid O., Johnson M., Vaarst M., Früh B. (eds.) Proceedings of the IAHA Pre-Conference Organic Animal Husbandry systems – ways to improvement. on Animal Husbandry, 6-7 September 2021, Rennes, France, 57-61Kongressbeitrag
Werner, J., Stumpe, C., Höhn, D., Bateki, C., Dickhöfer, U. (2021). Case study on monitoring sward height and available biomass with a rising plate meter on pastures of dairy farms in Southwest Germany. In T. Astor, I. Dzene (eds.) In Proceedings of the 21st Symposium of the European Grassland Federation “Sensing – New Insights into Grassland Science and Practice”, 17-19 May 2021, Kassel, Germany

Kongressbeitrag

peer-review

Hart, L., Werner, J., Velasco, E., Perdana-Decker, S., Weber, J., Dickhoefer, U.,  Umstaetter, C. (2020). Reliable biomass estimates of multispecies grassland using therising plate meter. In P. Virkajarvi, P.,Hakala, K., Hakojarvi, M., Helin, J., Herzon, I., Jokela, V., Peltonen, S., Rinne, M., Seppanen, M., Uusi-Kamppa, J. (eds.). In Proceedings of the 28th General Meeting of the European Grassland Federation “Meeting the future demands for grassland production”, 19-22 October 2020, Helsinki, Finland

Kongressbeitrag

peer-review

Marohn, C., Warth, B., Troost, C., Bateki, C., Dickhöfer, U., Berger, T., Asch, F., Birner, R., & Cadisch, G. (2020). Landscape-scale interactions between pastures, crops, trees and cattle in savanna grassland systems. Proceedings of the 10th International Congress on Environmental Modelling and Software.  Brussels, Belgium, Ann van Griensven, Jiri Nossent, Daniel P. Ames (Eds.) Kongressbeitrag

Perdana-Decker, S., Velasco, E., Werner, J., Dickhoefer, U. (2020). Milk performance, feed intake and nitrogen utilisation of grazing dairy cows supplemented with different roughage mixtures. The 28th General Meeting of the European Grassland Federation “Meeting the future demands for grassland production”

Kongressbeitrag
Aloba T., Dickhoefer U., and Castro Montoya J. M. (2019): Changes in the nitrogen fraction of three tropical forage legumes as affected by ensiling length and temperature. Proceedings of the International Symposium on Ruminant Physiology, 530 Kongressbeitrag
Alvarado V., Medrano J., Haro J., Castro-Montoya J. M., Dickhoefer U., and Gómez C. (2019): Methane emission from dairy cows in cultivated and native pastures in High Andes of Peru. 7th International Greenhouse Gas and Animal Agriculture Conference 2019, 107 Kongressbeitrag
Bateki C. and Dickhoefer U. (2019): Evaluation of a Modified Livestock Simulator (LIVSIM) model. Tropentag 2019, Book of Abstracts, 193 Kongressbeitrag
Castro-Montoya J. M. and Dickhoefer U. (2019): Not all legumes are created equal: different nutritional value of tree, herb and shrub legumes. Tropentag 2019, Book of Abstracts, 208 Kongressbeitrag
Castro-Montoya J. M. and Dickhoefer U. (2019): Crude protein digestibility of mixed legume-grass diets depending on the quality of the substituted grass Kongressbeitrag
Heering R., Selje-Aßmann N., and Dickhoefer U. (2019): Effects of marginal differences in dietary physically effective fiber concentration on feed intake and feeding behavior in lactating dairy cows. Proceedings of the Society of Nutrition Physiology 28, 72 Kongressbeitrag
Kand D., Castro-Montoya J. M., and Dickhoefer U. (2019): Effect of rumen nitrogen balance and dietary protein source on intake, milk yield, and milk fatty-acid composition of dairy cows. Proceedings of the International Symposium on Ruminant Physiology, 509 Kongressbeitrag
Kand D. and Dickhoefer U. (2019): Effect of rumen nitrogen balance and dietary protein source on intake, milk yield, nitrogen excretion, and behavior of dairy cows. Proceedings of the Society of Nutrition Physiology 28, 115 Kongressbeitrag
Leso, L., Werner, J., McSweeney, D., Kennedy, E., Geoghegan, A., Shalloo, L. (2019). Random forest regression for estimating dry matter intake of grazing dairy cows, In: O’Brien, B., Hennessy, D., Shalloo, L. (eds.). In Proceedings of the 9th European Conference on Precision Livestock Farming, 26-29 August 2019, Cork, Ireland, 606-612 Kongressbeitrag
Nurdianti R. R., Dickhoefer U., and Castro-Montoya J. M. (2019): Evaluation of undigested and potential digestible fiber in tropical grasses and tropical legumes. Tropentag 2019, Book of Abstracts, 217 Kongressbeitrag
O’Brien, B., Werner, J., McDonagh, A., O’Leary, N., Pereira, G., Heins, B., Shalloo, L. (2019). An ear tag to measure grazing behaviour of dairy cows at pasture, In: O’Brien, B., Hennessy, D., Shalloo, L. (eds.). In Proceedings of the 9th European Conference on Precision Livestock Farming, 26-29 August 2019, Cork, Ireland, 907-912 Kongressbeitrag
Pereira M., de Almeida R. G., Macedo M. C. M., Werner J., and Dickhoefer U. (2019): Grazing behavior of beef cattle in pasture-based systems of Brazil. 9th Brazil-Germany Symposium on sustainable development, Stuttgart, Germany Kongressbeitrag
Pereira M., Werner J., Macedo M. C. M., de Almeida R. G., and Dickhoefer U. (2019): Drinking water intake of beef cattle in pasture-based systems of Brazil. Tropentag 2019, Book of Abstracts, 183 Kongressbeitrag
Pereira, M., Werner, J., Macedo, M.C.M., Almeida, R. G., Dickhoefer, U. (2019). Drinking Water Intake of Beef Cattle in Pasture-based Systems of Brazil. In Proc. Tropentag 2019 - Filling gaps and removing traps for sustainable resources management, Kassel, Germany, 18 - 20 September, 2019, 183 Kongressbeitrag
Sainz-Sanchez A., Korir D., Ali A. I. M., Merbold L., Goopy J., Schlecht E., and Dickhoefer U. (2019): Intake, apparent digestibility, and nitrogen balance in steers fed with different grasses grown alone or intercropped with Lablab purpureus. Tropentag 2019, Book of Abstracts, 191 Kongressbeitrag
Sainz-Sanchez A., Rojas G., Castro-Montoya J. M., Gómez-Bravo C., and Dickhoefer U. (2019): Effects of type of concentrate and timing of supplementation on feed intake, milk performance, and nitrogen use in cows grazing an alfalfa-rye grass sward. Proceedings of the Society of Nutrition Physiology 28, 65 Kongressbeitrag
Salazar-Cubillas K. and Dickhoefer U. (2019): Evaluating the accuracy of conceptual models for predicting the nitrogen excretion of cattle in tropical environments. Proceedings of the International Symposium on Ruminant Physiology 2019, 487 Kongressbeitrag
Salazar-Cubillas K. and Dickhoefer U. (2019): Estimating feed rumen undegraded crude protein from proximate nutrients and in-vitro fermentation of tropical feedstuffs. Tropentag 2019, Book of Abstracts, 213 Kongressbeitrag
Salazar-Cubillas K. and Dickhoefer U. (2019): Sensitivity of microbial crude protein methods in estimating total fecal nitrogen of tropical cattle using the National Institute for Agricultural Research ruminant feeding system. 9th Workshop on Modelling Nutrient Digestion and Utilization in Farm Animals, 332 Kongressbeitrag
Selje-Aßmann N., Lawrence P., and Dickhoefer U. (2019): Can chewing behavior improve estimation of dry matter intake of individual dairy cows? Proceedings of the Society of Nutrition Physiology 28, 38 Kongressbeitrag

Shafiullah, A. Z., Werner, J., Umstätter, C., Kennedy, E., Leso, L., O’Brien, B., (2019).  Application of machine learning for the validation of behaviours of spring calving dairy cows as indicative of insufficient grass allocation, Presentation at 5th International Conference in advances in statistics, Athens, Greece, 22-24 April 2019

Kongressbeitrag
Shafiullah, A. Z., Werner, J., Kennedy, E., Leso, L., O’Brien, B.,  Umstätter, C. (2019). Modelling restricted feeding conditions on cows’ feeding behaviour on pasture-based milk production systems to develop a Decision Support System, In: O’Brien, B., Hennessy, D., Shalloo, L. (eds.). In Proceedings of the 9th European Conference on Precision Livestock Farming, 26-29 August 2019, Cork, Ireland, 152-158 Kongressbeitrag
Velasco G. E., Werner J., Griese S., Droscha A., and Dickhoefer U. (2019): Innovative und nachhaltige weidebasierte Haltungssysteme für Milchkühe (GrazyDaiSy): Biodiversität auf der Weide. Wintertagung oekologischer Landbau, Nürtingen, Germany Kongressbeitrag

Werner, J., Schulte H., Dickhöfer, U. (2019). Pilot study to assess the accuracy of the RumiWatch noseband sensor for detecting grazing behaviour of sheep, In:  O’Brien, B., Hennessy, D., Shalloo, L. (eds.). In Proceedings of the 9th European Conference on Precision Livestock Farming, 26-29 August 2019, Cork, Ireland, 78-83

Kongressbeitrag
Wassie S. E., Ali A. I. M., Korir D., Goopy J. P., Merbold L., Butterbach-Bahl K., Schlecht E., and Dickhoefer U. (2018): Effects of feed intake level on efficiency of microbial protein synthesis and nitrogen balance in Boran steers. Proceedings of the Society of Nutrition Physiology 27, 157 Kongressbeitrag
Salazar-Cubillas K. and Dickhoefer U. (2018): Estimation of utilizable crude protein in tropical ruminant feedstuffs by three different methods. Proceedings of the 69th Annual Meeting of the European Federation of Animal Science, 484 Kongressbeitrag
Salazar-Cubillas K. and Dickhoefer U. (2018): Estimation of CNCPS protein fractions from proximate analysis of tropical forages for ruminants. Tropentag 2018, Book of Abstracts, 132 Kongressbeitrag
Salazar-Cubillas K. and Dickhoefer U. (2018): Validation of prediction equations to estimate rumen-undegradable crude protein in tropical feedstuffs using protein fractionation technique. Proceedings of the 10th International Symposium on the Nutrition of Herbivores, 526 Kongressbeitrag
Sainz-Sánchez A., Rojas G., Castro-Montoya J. M., Gomez C., and Dickhoefer U. (2018): Effects of type of concentrate feed and timing of supplementation on performance of lactating dairy cows grazing an alfalfa-rye-grass sward in the Peruvian highlands. Tropentag 2018, Book of Abstracts, 122 Kongressbeitrag
Werner, J., Viel, J., Niederhauser, J., O'Leary, N., Umstatter, C.,  O'Brien, B. (2018). Validation of new algorithms for the RumiWatch noseband sensor to detect grazing behaviour of dairy cows. In: Horan, B., Hennessy, D., O’Donovan, M., Kennedy, E., McCarthy, M., Finn, J.A., O’Brien, B. (eds.), Proceedings of the 27th General Meeting of the European Grassland Federation “Sustainable meat and milk production from grasslands”, 17-21 June 2018, Cork, Ireland, 917-919 Kongressbeitrag
Leso, L., O'Leary, N., Werner, J., Kennedy, E., Geoghegan, A., Shalloo, L. (2018). Associations between cow behaviour at pasture, weather conditions and day length. In Sustainable meat and milk production from grasslands. In: Horan, B., Hennessy, D., O’Donovan, M., Kennedy, E., McCarthy, M., Finn, J.A., O’Brien, B. (eds.), Proceedings of the 27th General Meeting of the European Grassland Federation “Sustainable meat and milk production from grasslands”, 17-21 June 2018, Cork, Ireland, 870-872 Kongressbeitrag
Werner, J., O'Leary, N., Umstatter, C., O'Brien, B. (2018). Behavioural pattern of dairy cows in an automatic milking system with a 4-way grazing setup. In: Horan, B., Hennessy, D., O’Donovan, M., Kennedy, E., McCarthy, M., Finn, J.A., O’Brien, B. (eds.), Proceedings of the 27th General Meeting of the European Grassland Federation “Sustainable meat and milk production from grasslands”, 17-21 June 2018, Cork, Ireland, 500-502 Kongressbeitrag
Onyango A., Dickhoefer U., Butterbach-Bahl K., and Goopy J. (2018): Estimation of enteric methane emission factors and intensities in smallholder cattle systems in Western Kenya. Tropentag 2018, Book of Abstracts, 193 Kongressbeitrag
Nurdianti R. R., Castro-Montoya J. M., and Dickhoefer U. (2018): Effects of tropical legume hays on intake and average daily gain of ruminants: a quantitative review. Tropentag 2018, Book of Abstracts, 131 Kongressbeitrag
Marohn C., Birner R., Troost C., Zijlstra M., Warth B., Bateki C., Descheemaeker K., Dickhöfer U., Berger T., F. Asch F., G. Cadisch G. (2018): Rude awakening of a sleeping giant? Exploring costs and potentials of intensification options in African savannas. FOOD 2030: Towards sustainable agri-food systems, Stuttgart, Germany Kongressbeitrag
Kand D., Selje-Aßmann N., Von Schmettow R., Castro Montoya J. M., and Dickhoefer U. Effects of level and source of dietary protein on intake, milk yield and nitrogen use in dairy cows. (2018): 69th Annual Meeting of the European Federation of Animal Science, 639 Kongressbeitrag
Castro-Montoya J. M., Hoehn D., Gomez C., and Dickhoefer U.(2018): Feeding behavior of alpaca and llamas co-grazing on Andean highlands in Peru and the interactions with spatial distribution of available vegetation. Proceedings of the 10th International Symposium on the Nutrition of Herbivores, 671 Kongressbeitrag
Bateki C. A., van Dijk S., Wiles A., Dickhoefer U., and White R. (2018): Efficacy of dairy management strategies to increase milk yield of East African dairy cattle smallholders. Tropentag 2018, Book of Abstracts, 111 Kongressbeitrag
Bateki C. and Dickhoefer U. (2018): Use of conceptual models to predict feed intake of cattle in tropical and subtropical environments. Proceedings of the 10th International Symposium on the Nutrition of Herbivores 2018, 413 Kongressbeitrag
Bateki C. and Dickhoefer U. (2018): A diet formulation “app” for small/medium scale dairy cattle farmers in the (Sub-)Tropics. International conference on smallholder targeted Agriculture 4.0 in temperature limited cropping systems, Stuttgart, Germany Kongressbeitrag
Ali A. I. M., Wassie S. E., Korir D., Goopy J. P., Merbold L., Butterbach-Bahl K., Dickhoefer U., and Schlecht E. (2018): Effect of low feed intake levels on digesta passage and nutrient digestibility in Boran steers. Proceedings of the Society of Nutrition Physiology 27, 42 Kongressbeitrag
Ali A. I. M., Korir D., Wassie S. E., Goopy J. P., Merbold L., Butterbach-Bahl K., Dickhoefer U., and Schlecht E. (2018): Digestibility, digesta passage and methane emission of Holstein x Boran heifers supplemented with sweet potato vine silage. Proceedings of the 10th International Symposium on the Nutrition of Herbivores, 627 Kongressbeitrag
Camborda, S.; Kand, D.; Selje-Aßmann, N.; Dickhoefer U. (2018): Einfluss von Stickstoffmenge, -quelle und Puffermedium auf die ruminale Gasproduktion und Abbaubarkeit verschiedener Kohlenstoffe in vitro. In: 72. Tagung der Gesellschaft für Ernährungsphysiologie. Kongressbeitrag
Kand, D.; Castro-Montoya, J.; Dickhoefer, U. (2018): Effect of rumen nitrogen balance on in vitro gas production and microbial protein synthesis from different carbohydrate sources. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Werner, J.; O’Leary, N.; Umstatter, C.; O‘Brien, B. (2018): Behavioural pattern of dairy cows in an automatic milking system with a 4-way grazing setup. In: Proceedings of the 27th General Meeting of the European Grassland Federation.
General Meeting of the European Grassland Federation, Cork ,Ireland, 17-21 June 2018.
Kongressbeitrag
Hansen, K.; Westreicher-Kristen, E.; Tröscher, A.; Blank, R.; Dickhoefer, U.; Susenbeth, A. (2017): Postruminal digestion of starch infused into the abomasum of heifers with or without exgenous α-amylase administration. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Castro-Montoya, J.; Hermanth, M.; Dickhoefer, U. (2017): Use of nylon bags during in vitro fermentation: Effects on gas production, feedstuffs degradability and short-chain fatty acids concentration. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Kand, D.; Castro-Montoya, J.; Dickhoefer, U. (2017): Effect of rumen nitrogen balance on in vitro gas production and microbial protein synthesis from different carbohydrate sources. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Castro-Montoya J. M., Hoehn D., Gomez C., and Dickhoefer U. (2017): Feed intake and animal behavior of alpaca and llamas co-grazing on Andean Highlands in Peru. 7th European Symposium on South American Camelids and 3rd European Meeting on Fibre Animals, 20 Kongressbeitrag
Aloba, A.T.; Dickhoefer, U.; Selje-Aßmann, N. (2017): Relationship between feed intake, chewing activity, diet digestibility, and rumen microbial protein synthesis in lactating dairy cows. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Jocher, F.; Castro-Montoya, J.; Lawrence, P.; Gomez, C.; Dickhoefer, U. (2017): Spatial heterogeneity of vegetation and grzing behavior of cattle on pastures in the Peruvian Andes. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen,  .
Kongressbeitrag
Amorim, F. G.; Selje-Aßmann, N.; Dickhoefer, U. (2017): Inclusion of feeding behaviour to improve the accuracy of dry matter intake prediction in dairy cows. In:  .
International Conference of The International Society of Applied Ethology, Aarhus, Denmark, 07.-10.08.
Kongressbeitrag
Werner, J.; Leso, L.; Umstatter, C.; Schick, M.; O‘Brien, B. (2017): Evaluation of precision technologies for measuring cow’s grazing behavior. In: Grassland Science in Europe. Kongressbeitrag
Werner, J.; Leso, L.; Umstätter, C.; Kennedy, E.; O’Leary, N.; Schick, M; O’ Brien, B. (2017): Effect of restricted feeding conditions on cow’s feeding behaviour and activity on pasture based milk production systems. In: Precision Livestock Farming. Kongressbeitrag
Ali A. I. M., Wassie S., Korir D., Goopy J., Merbold L., Butterbach-Bahl K., Dickhoefer U., and Schlecht E. (2017): Effect of sweet potato vine silage and urea molasses supplementation on feed intake, diet digestibility and methane emissions of heifers on poor quality tropical diet. Tropentag 2017, Book of Abstracts, 368. Kongressbeitrag
Wassie S. E., Ali A. I. M., Korir D., Goopy J. P., Merbold L., Butterbach-Bahl K., Schlecht E., and Dickhoefer U. (2017): Effect of sweet potato vine silage and urea-molasses blocks on nutrient intake, nitrogen balance and rumen microbial protein synthesis of crossbred heifers on a poor quality diet. Tropentag 2017, Book of Abstracts, 369 Kongressbeitrag
Seidel A., Bolliger A., and Dickhoefer U. (2017): Impact of forage management on yield and nutritional quality of cultivated forages in North-Eastern Cambodia. Tropentag 2017, Book of Abstracts, 346 Kongressbeitrag
Werner, J., Leso, L.; Umstatter, C.; Schick, M.; O‘Brien, B. (2017). Evaluation of precision technologies for measuring cow’s grazing behavior, In: C. Porqueddu, A. Franca, G. Lombardi, G. Molle, G. Peratoner, A. Hopkins (eds.) Proceedings of 19th EGF Symposium of the European Grassland Federation "Grassland resources for extensive farming systems in marginal lands: major drivers and future scenarios", 7-10 May 2017, Alghero, Sardinia (Italy). 82-84 Kongressbeitrag
Seidel A., Bolliger A., and Dickhoefer U. (2017): Pen-fed versus grazing: The potential of forages for cattle production in North-Eastern Cambodia. Tropentag 2017, Book of Abstracts, 346Kongressbeitrag
Werner, J., Leso, L., Umstatter, C., Schick, M., O‘Brien, B. (2017) Evaluation of the MooMonitor+ as a measurement technology of cow grazing behaviour on pasture-based systems (dt. Evaluierung des MooMonitor+ als Messinstrument des Fressverhaltens bei Kühen in der Weidehaltung) In: KTBL-Tagungsband,  13. Tagung: Bau, Technik und Umwelt 2017 in der landwirtschaftlichen Nutztierhaltung,18.–20. September 2017, Stuttgart-Hohenheim, Germany, 270-275, ISBN 978-3-945088-46-3 Kongressbeitrag
Werner, J., Leso, L., Umstätter, C., Kennedy, E., O’Leary, N., Schick, M., O’ Brien, B. (2017). Effect of restricted feeding conditions on cow’s feeding behaviour and activity on pasture based milk production systems. In: Berckmans, D. and Keita, A. (eds.), Precision Livestock Farming `17, 12-14 September 2017, Nantes, France, 443- 450 Kongressbeitrag
Salazar-Cubillas K., Sainz-Sanchez P., Gownipuram R., Wassie S., Castro-Montoya J. M., and Dickhoefer U. (2017): Protein nutrition of dairy cows in the Tropics: Challenges and Perspectives. Tropentag 2017, Book of Abstracts, 362 Kongressbeitrag
Westreicher-Kristen E., Robbers K., Blank R., Dickhoefer U., Troescher A., Wolfram S., and Susenbeth A. (2017): Postruminal digestion of starch infused into the abomasum of heifers with or without exogenous alpha amylase administration. Proceedings of the Society of Nutrition Physiology 26, 67. Kongressbeitrag
O’Brien, B.; Werner, J.; McSweeney, D.; Murphy, D.; Shalloo, L. (2017): ICT technologies to increase precision and efficiency in grassland systems. In: Irish Dairying - Resilient Technologies. Kongressbeitrag
Henke, A.; Dickhöfer, U.; Westreicher-Kristen, E.; Hasler, M.; Knappstein, K.; Molkentin, J.; Meeder, M.; Susenbeth, A. (2016): Influence of dietary Quebracho tannin extract on the fatty acid composition of milk fat in dairy cows. In: Proceedings of the Society of Nutrition Phisiology.
GFE-Tagung, Hannover, 08.-10.03.2016.
Kongressbeitrag
Castro-Montoya J., Gownipuram R., Corea Guillen E., and Dickhoefer U. (2016): Effects of feeding tropical forage legumes on nutrients digestibility and performance of dairy cows. Kongressbeitrag
Onyango A., Dickhoefer U., Butterbach-Bahl K., and Goopy J. (2016): Digestibility and metabolizable energy concentrations of tropical feeds as estimated in vitro or by prediction equations. Kongressbeitrag
Debele T., Kitchaicharoen J., and Dickhoefer U. (2016): The effect of adopting an improved dairy cattle breed on livelihoods of Ethiopian smallholder farmers. Kongressbeitrag
Selje-Aßmann, N.; Gerstenberg, J. (2016): Forschendes Lernen an der Universität Hohenheim - Implementierung & Auswirkungen. In:  .
Konferenz für forschungsnahes Lehren und Lernen, Oldenburg, 09.-10.06.
Kongressbeitrag
Selje-Aßmann, N. (2016): Das naturwissenschaftliche Paralleluniversum - Ein anwendungsorientiertes Modell für Forschendes Lehren und Lernen aus der Perspektive empirischer Wissenschaften. In:  .
Konferenz für forschungsnahes Lehren und Lernen, Oldenburg, 09.-10.06.
Kongressbeitrag
Wassie S., Castro-Montoya J., Machado T., Garcez Neto A., Dickhoefer U. (2015): Effect of carbohydrate and nitrogen sources on feed intake, nitrogen balance, and performance of sheep. Kongressbeitrag
Diaby M., Castro-Montoya J., Saowaluck Y. A., Dickhoefer U. (2015): Effects of Quebracho tannin extract on in-vitro-rumen fermentation and chemical composition of liquid-associated microbes. Kongressbeitrag
Lawrence P., Berger M., Machado T., Garcez Neto A., Dickhoefer U. (2015): Grazing behaviour of Nellore beef cattle in three different pastoral systems in Western Paraná, Brazil. Kongressbeitrag
Castro-Montoya, J.; Klir, Z.; Dickhoefer, U. (2015): Does pressure affect in vitro rumen fermentation? A comparison of pressure-release systems for in vitro incubation of feed substrates. In: Proceedings of the Society of Nutrition Physiology. Kongressbeitrag
Castro-Montoya, J.; Henke, A.; Köhling, I.; Knappstein, K.; Molkentin, J.; Susenbeth, A.; Dickhoefer, U. (2015): Relationships between milk odd and branched-chain fatty acids and urine-based microbial protein synthesis indicators in dairy cattle supplemented with quebracho tannin extract. In: Proceedings of the Society of Nutrition Physiology. Kongressbeitrag
Selje-Aßmann, N.; Lawrence, P.; Frey, S.; Meitinger, S.; Stökle, K.; Dickhoefer, U. (2015): Validation of an automated sensor system to count and characterize the jaw movements of cows.
Society of Nutrition Physiology, Göttingen, 10.-12.03.
Kongressbeitrag
Ahnert, S.; Susenbeth, A.; Dickhoefer, U. (2014): Effect of ruminal glucose supplementation on urinary purine derivatives excretion in heifers. In: Proceedings of the Society of Nutrition Physiology.
68th Conference of the Society of Nutrition Physiology, Göttingen, 18.03. - 20.03.2014.
Kongressbeitrag
Henke, A.; Dickhoefer, U.; Hasler, M.; Knappstein, K.; Molkentin, J.; Koehling, I.; Susenbeth, A. (2014): Influence of Quebracho tannin extract in the diet on milk protein, milk urea and urinary allantoin excretion in dairy cows. In: Proceedings of the Society of Nutrition Physiology.
68th Conference of the Society of Nutrition Physiology, Göttingen, 18.03. - 20.03.2014.
Kongressbeitrag
Dickhoefer, U.; Susenbeth, A.; Ahnert, S. (2014): Composition of microbial biomass and rumen fluid in forestomachs of heifers supplemented with graded levels of quebracho tannin extract. In: Proceedings of the Society of Nutrition Physiology.
68th Conference of the Society of Nutrition Physiology, Göttingen, 18.03. - 20.03.2014.
Kongressbeitrag
Henke, A.; Dickhoefer, U.; Knappstein, K.; Molkentin J.; Hasler, M.; Westreicher-Kristen, E.; Susenbeth, A. (2014): Influence of Quebracho tannin extract supplementation on feed intake, urinary allantoin excretion, and milk yield in dairy cows. In: Proceedings of the Australian Society of Animal Production. Kongressbeitrag
Ahnert, S.; Susenbeth, A.; Dickhoefer, U. (2014): Effect of ruminal glucose supplementation on urinary purine derivatives excretion in heifers. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Henke, A.; Dickhoefer, U.; Hasler, M.; Knappstein, K.; Molkentin, J.; Köhling, I.; Susenbeth, A. (2014): Influence of Quebracho tannin extract in the diet on milk protein, milk urea and urinary allantoin excretion in dairy cows. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Werner, J., Zehner, N., Umstätter, C., Nydegger, F., Schick, M., Wyss, C., Hoch, M. (2014). Application of a noseband pressure sensor for automatic measurement of horses' chewing activity: a pilot study. In: AgEng 2014: International Conference of Agricultural Engineering. 6-10 July, Hrsg. AgEng, Zurich. 2014, 1-8 Kongressbeitrag
Dickhoefer, U.; Susenbeth, A.; Ahnert, S. (2014): Composition of microbial biomass and rumen fluid in forestomachs of heifers supplemented with graded levels of quebracho tannin extracts. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Werner, J., Zehner, N., Umstätter, C., Nydegger, F., Hoch, M., Wyss, C., Schick, M. (2014). Development of a sensor-based automated measurement system for monitoring chewing and animal activity in horses In: Proceedings of the 7th Equine Workshop on Equine Nutrition 29. September-02 October 2014, 143-144; ISBN: 978-3-00-046637-3 Kongressbeitrag
Ahnert, S.; Susenbeth, A.; Dickhoefer U. (2013): Effect of different dietary levels of Quebracho tannin extract on nitrogen and fiber digestibility and post-ruminal microbial protein flow in heifers. In: Proceedings of the Energy and Protein Nutrition Symposium.
4th International Symposium on Energy and Protein Metabolism and Nutrition, Sacramento,  California, USA, 09.09. - 12.09.2013.
Kongressbeitrag
Dickhoefer U., Meeder M., Cordes D., Bösing B. M., and Susenbeth A. (2013): Feed intake and grazing behaviour of sheep in response to decreasing herbage allowances. Kongressbeitrag
Ahnert, S.; Susenbeth, A.; Dickhoefer, U. (2012): Urinary purine derivative excretion by heifers in response to increasing Quebracho tannin supplementation. In: Proceedings of the Society of Nutrition Physiology.
66. Tagung der Gesellschaft für Ernährungsphysiologie, Göttingen, 20.03. - 22.03.2012.
Kongressbeitrag
Hao, J.; Boesing, B.; Dickhoefer, U.; Susenbeth, A. (2012): Effect of rotational or continuous grazing on feed intake and live weight gain of sheep in the steppe of Inner Mongolia. In: Proceedings of the Society of Nutrition Physiology.
66. Tagung der Gesellschaft für Ernährungsphysiologie, Göttingen, 20.03. - 22.03.2012.
Kongressbeitrag
Boesing, B.; Hao, J.; Ohm, M.; Dickhoefer, U.; Susenbeth A. (2012): Impact of concentrate supplementation on feed intake and live weight gain of sheep grazing in the Inner Mongolian steppe. In: Proceedings of the Society of Nutrition Physiology.
66. Tagung der Gesellschaft für Ernährungsphysiologie, Göttingen, 20.03. - 22.03.2012.
Kongressbeitrag
Ahnert, S.; Susenbeth, A.; Dickhoefer, U. (2012): Urinary purine derivative excretion by heifers in response to increasing Quebracho tannin supplementation. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Hao, J.; Bösing, B.; Dickhoefer, U.; Susenbeth, A. (2012): Effect of rotational or continuous grazing on feed intake and live weight gain of sheep in the steppe of Inner Mongolia. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Bösing, B.; Hao, J.; Ohm, M.; Dickhoefer, U.; Susenbeth, A. (2012): Impact of concentrate supplementation on feed intake and live weight gain of sheep grazing in the Inner Mongolian steppe. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Dickhoefer, U.; Susenbeth, A. (2011): Urinary excretion of purine derivatives in cattle in response to an increase in energy and nitrogen intake. In: Proceedings of the Society of Nutrition Physiology.
65th Conference of the Society of Nutrition Physiology, Göttingen, 15.03. - 17.03.2011.
Kongressbeitrag
Boesing, B.; Hao, J.; Ohm, M.; Dickhoefer, U.; Susenbeth, A. (2011): Impact of concentrate supplementation on performance of grazing sheep in the steppe of Inner Mongolia. In: Proceedings of the 8th International Symposium on the Nutrition of Herbivores.
8th International Symposium on the Nutrition of Herbivores, Aberystwyth, Wales, 06.09. - 09.09.2011.
Kongressbeitrag
Dickhoefer, U.; Schlecht, E. (2010): Energy intake and weight developement of grazing goats in the Al Jabal al Akhdar Mountains of Oman. In: Proceedings of the Society of Nutrition Physiology.
64. Tagung der Gesellschaft für Ernährungsphysiologie, Göttingen, 09.03. - 11.03.2010.
Kongressbeitrag
Dickhoefer, U.; Schlecht, E. (2010): Socio-economic changes and their effects on agro-pastoral goat husbandry systems in semi-arid, sub-tropical mountain regions. In: Proceedings of the General Meeting of the European Grassland Federation.
23th General Meeting of the European Grassland Federation, Kiel, Germany, 29.08. - 02.09.2010.
Kongressbeitrag
Müller, K.; Lin, L.; Glindemann, T.; Wang, C.; Schiborra, A.; Schoenbach, P.; Wan, H.W.; Tas, B.M.; Dickhoefer, U.; Gierus, M.; Taube, F.; Susenbeth, A. (2010): Impact of grazing intensity on performance of sheep in the Inner Mongolian steppe, China. In: Proceedings of the General Meeting of the European Grassland Federation.
23th General Meeting of the European Grassland Federation, Kiel, Germany, 29.08. - 02.09.2010.
Kongressbeitrag
Dickhoefer, U.; Naatjes,M.; Blank, B.; Kühl, R.; Ader, P.; Susenbeth, A. (2010): Effects of xylanase and β-glucanase supplementation to cereal diets on nitrogen balance of growing pigs. In: Proceedings of the Symposium on Energy and Protein Metabolism and Nutrition.
3rd EAAP International Symposium on Energy and Protein Metabolism and Nutrition, Parma, Italy, 06.09. - 10.09.2010.
Kongressbeitrag
Dickhoefer, U.; Naatjes, M.; Blank, B.; Ader, P.; Susenbeth, A. (2010): Einfluss einer Xylanase und ß-Glucanase-Supplementierung zu einer getreidebetonten Ration auf die Stickstoffbilanz wachsender Schweine. In: 122. VDLUFA-Kongress, Verband deutscher landwirtschaftlicher Untersuchungs- und Forschungsanstalten.
122. VDLUFA-Kongress, Verband deutscher landwirtschaftlicher Untersuchungs- und Forschungsanstalten, Kiel, Germany, September 2010.
Kongressbeitrag
Dickhoefer, U.; Schlecht, E. (2010): Energy intake and weight development of grazing goats in the Al Jabal al Akhdar Mountains of Oman. In: Proceedings of the Society of Nutrition Physiology.
Society of Nutrition Physiology, Göttingen.
Kongressbeitrag
Sailer, M.; Bergmann, M.; Selje-Aßmann, N.; Debatin, K.M.; Buske, C.; Fliedner, T.M.; Döhner, H.; von Wichert, G. (2010): A worldwide survey for new conceptual education in oncology: Results from the international master online study program @dvanced Oncology.
ASCO Annual Meeting, Chicago, USA, 04-08.06.
Kongressbeitrag
Dickhoefer, U.; Mahgoub, O.; Schlecht, E. (2008): The contribution of rangeland vegetation to the nutrition of goats in the traditional farming systems of Al Jabal Al Akhdar, Oman.
International conference on small ruminant production and health in arid and semi-ardi regions., Muscat, Oman, January 2008.
Kongressbeitrag
Hoffmann, E.M.; Selje, N.; Becker, K. (2007): Can plant-derived feed additives enhance the growth of trout fry in aquaculture production?. In: Proceedings of the Society of Nutrition Physiology.
61. Tagung der Gesellschaft für Ernährungsphysiologie, Göttingen, 06.03. - 08.03.2007.
Kongressbeitrag
Selje-Aßmann, N.; Makkar, H.P.S.; Hoffmann, E.M.S.; Francis, G.; Becker, K. (2007): Quantitative and qualitative analyses of seed storage proteins from toxic and non-toxic varieties of Jatropha curcas L. In: EAAP Publication.
2nd International Symposium on Energy and Protein Metabol (ISEP), Vichy, France, 09.09. - 13.09.2007.
Kongressbeitrag
Selje, N.; Hoffmann, E.M.; Becker, K. (2006): Tagesverlauf der mikrobiellen proteolytischen Aktivität im Pansen von Schafen und Rindern. In: Proceedings of the Society of Nutrition Physiology.
Proc. Soc. Nutr. Physiol, Göttingen, 21. - 23.03.2006.
Kongressbeitrag
Amin, M.R.; Selje, N.; Hoffmann, E.M.; Becker, K. (2006): Wechselwirkungen in Effekten von antinutritiven Pflanzenextrakten auf die Pansenfermentation in vitro. In: Proceedings of the Society of Nutrition Physiology.
60. Tagung der Gesellschaft für Ernährungsphysiologie, Göttingen, 21.03. - 23.03.2006.
Kongressbeitrag
Selje, N.; Hoffmann, E.M.; Becker, K. (2006): Fermentationsparameter und Erhaltung von Pansenprotozoen bei verschiedener Fütterungsintensität in einem kontinuierlichen Fermentersystem. In: Proceedings of the Society of Nutrition Physiology.
60. Tagung der Gesellschaft für Ernährungsphysiologie, Göttingen, 21.03. - 23.03.2006.
Kongressbeitrag
Selje, N.; Hoffmann, E.M.; Becker, K. (2006): Continuous pH measurements in the rumen of sheep to test the anti-acidotic efficacy of nettles (Urtica dioica).
5th INRA-RRI Symposium on Gut Microbiology, Aberdeen, UK, 21.06. - 23.06.2006.
Kongressbeitrag
Hoffmann, E.M.; Selje, N.; Wallace, J.; Becker, K. (2006): Bellis Perennis tested as new antiprotozoal feed additive in vivo achieved a persistent partial defaunation in sheep. In:
5th INRA-RRI Symposium on Gut Microbiology, Aberdeen, UK, 21.06. - 23.06.2006.
Kongressbeitrag
Amin, M.R.; Selje, N.; Hoffmann, E.M.; Becker, K. (2005): Antinutrients Present in Unconventional Fodder Leaves from Bangladesh Alter Rumen Fermentation Characteristics in Vitro. In:
Dt. Tropentag, Hohenheim, Stuttgart, 11.10.-13.10.2005.
Kongressbeitrag
Amin, M.R.; Selje, N.; Hoffmann, E.M.; Becker, K. (2005): Fodder leaves rich in tannin, saponin and non-starch polysaccharide modulates rumen fermentation in vitro. In:
Conference on Gastrointestinal Function, Chicago, USA, 11.04.-13.04. 2005.
Kongressbeitrag
Hoffman, E.M.; Selje, N.; Becker, K. (2005): A methanol extract of Knautia Arvensis delays the ruminal degradation of dietary protein in vitro in a dosage-dependent manner. In: Proceedings of the Society of Nutrition Physiology.
59. Tagung der Gesellschaft für Ernährungsphysiologie, Hohenheim, 08.03. - 10.03.2005.
Kongressbeitrag
Selje, N.; Hoffmann, E.M.; Becker, K. (2005): New plant materials have the potential to reduce the degradation of dietary protein by rumen microbes in vitro. In: Proceedings of the Society of Nutrition Physiology.
59. Tagung der Gesellschaft für Ernährungsphysiologie, Hohenheim, 08.03. - 10.03.2005.
Kongressbeitrag
Wallace, R.J.; Ningrat, R.; Becker, K.; Hoffmann, E.; Muetzel, S.; Selje, N.; López, S.; Beever, D.E.; Kliem, K.E.; Morgan, R.; Mould, F.L.; Cuffy, C.; Frehner, M.; Losa, R. (2005): Rumen-up: New plants and plant extracts to decrease methane and nitrogenous emissions from ruminants and to alleviate nutritional stress. In: Journal Animal Science. Kongressbeitrag
Hoffmann, E.M.; Selje, N.; Muetzel, S.; Becker, K. (2004): Dosage dependent effects of Moringa Oleifera seed meal on proteolytic activity and community composition of rumen microbes in vitro. In:
4th INRA-RRI Symposium on Gut Microbiology, Clermont-Ferrand, Frankreich, 20.06.-23.06.2004.
Kongressbeitrag
Martens, T.; Stevens, H.; Grossart, H.P.; Selje, N.; Brinkhoff, T (2003): Screening of marine bacteria for new secondary metabolites.
VAAM–Jahrestagung ”From molecules to cells”, Berlin, 23.03.-26.03.2003.
Kongressbeitrag
Selje, N.; Muetzel, S.; Hoffmann, E.M.; Becker, K. (2003): Addition of tannins to ruminant feed: Investigation of effects on ruminal microbiota by DGGE. In: Book of Extended Synopses.
International Symposium on Applications of Gene-based technologies for improving animal production and health in developing countries. IAEA, Wien, Österreich, 06.10.-10.10.2003.
Kongressbeitrag
Selje, N.; Simon, M.; Dotschkal, D.; Brinkhoff; T. (2002): Global Distribution Pattern of an Abundant Bacteria from the North Sea.
VAAM– Jahrestagung "Microbial Diversity", Göttingen, 24.03.-27.03.2002.
Kongressbeitrag
Martens, T.; Stevens, H.; Grossart, H.P.; Selje, N.; Simon, M.; Brinkhoff, T. (2002): PCR-based screening for novel secondary metabolites from marine bacteria.
3rd Euroconference on Marine Natural Products, Schloss Elmau, 15.09.-20.09.2002.
Kongressbeitrag
Selje, N.; Brinkhoff, T.; Dotschkal, D.; Simon, M. (2002): Biogeographic Studies of Marine Microbes by Molecular Tools: Global Distribution Pattern of a Roseobacter-Affiliated Bacteria.
8th Symposium on Aquatic Microbial Ecology (SAME 8), Taormina, Italien, 25.10.-30.10.2002.
Kongressbeitrag
Martens, T.; Stevens, H.; Grossart, H.P.; Selje, N.; Simon, M.; Brinkhoff, T. (2002): PCR-based screening for novel secondary metabolites from marine bacteria.
3rd Euroconference on Marine Natural Products, Schloss Elmau, 15.09.-20.09. 2002.
Kongressbeitrag
Selje, N.; Simon, M. (2001): Strategies for isolating dominant but not yet cultured planktonic bacteria.
9th International Symposium on Microbial Ecology (ISME-9) "Interactions in the Microbial World", Amsterdam, Niederlande, 26.08.-31.08.2001.
Kongressbeitrag
Selje, N.; Simon, M. (2000): Composition and spatio-temporal dynamics of bacterial communities in the Weser Estuary. In: Aquatic Microbial Ecology.
VAAM–Jahrestagung „Microbiology 2000”, München, 12.03.-16.03.2000.
Kongressbeitrag
Selje, N.;Simon, M. (2000): Composition and spatio-temporal dynamics of bacterial communities in the Weser Estuary. In: Aquatic Microbial Ecology.
VAAM–Jahrestagung „Microbiology 2000”, München, 12.03.2000-16.03.2000.
Kongressbeitrag
Lawrence P.R. and Becker K. (1997): The use of vibration analysis and telemetry to measure bite frequency and intensity in free-ranging horned ruminants. Proceedings of the XVIII International Grasslands Congress.
Winnipeg, Saskatchewan, Canada., 8-17 June 1997.
Kongressbeitrag
Buchenau M., Lawrence P.R., and Becker K. (1997): Relationship between heart rate and energy expenditure of working donkeys (Equus asinus africanus) during short and long term measurements. Proceedings of the Society of Nutritional Physiology. Kongressbeitrag
Buchenau M., K. Becker. and P. Lawrence. (1997): The work output and working calendars of donkeys (Equus asinus africanus) and bulls (Bos indicus) in the western region of Niger. Proceedings of a regional workshop on soil fertility mangement in West African land use systems. Kongressbeitrag
Lawrence P.R. and Becker K. (1996): The use of vibrational analysis to measure bite frequency and intensity in horned cattle. Proceedings of the Society of Nutritional Physiology. Kongressbeitrag
Becker K., Lawrence P.R. and Ørskov B. (1995): Small-scale Ruminant Production in Semi-arid and Sub-humid Tropical Areas. Proceedings of an International Workshop.
Institute for Animal Production in the Tropics and Subtropics, University of Hohenheim., Hohenheim, Germany, September 24, 1994.
Kongressbeitrag
Lawrence P.R. and Becker K. (1994): The effects of draught power on feed utilisation and reproduction in cattle and buffaloes. In Becker K., Lawrence P.R. and Ørskov B, (eds). Sustainable Small-scale Ruminant Production in Semi-arid and Sub-humid Tropical Areas.
International Workshop, Stuttgart, Germany., September 24, 1994.
Kongressbeitrag
Lawrence P.R., Lawrence C.R., Dijkman J.T. and Starkey P.H. (1993): Research for Draught Animal Development in West Africa. Proceedings of a workshop.
Kano, Nigeria, 7-12 July 1990.
Kongressbeitrag
Lawrence P.R. and Pearson R.A. (1993): Experimental methods in draught animal research. In: Research for Development of Animal Traction in West Africa, Proceedings of the fourth Workshop of the West African Animal Traction Network.
Kano, Nigeria, 9 - 13 July 1993.
Kongressbeitrag
Lawrence P.R. & Zerbini E. (1993): Recent trends in draught animal nutrition. In: Human and Draught Animal Power in Crop Production, Proceedings of an International Workshop.
Harare, Zimbabwe., 19 - 22 January 1993.
Kongressbeitrag
Lawrence P.R. and Pearson R.A. (1993): Experimental methods in draught animal science: the need for standardisation. In: Human and Draught Animal Power in Crop Production, Proceedings of an International Workshop.
Harare, Zimbabwe., 19 - 22 January 1993.
Kongressbeitrag
Lawrence P.R., Pearson R.A. & Dijkman J.T. (1991): Techniques for measuring whole body energy expenditures of working animal - a critical review. In Proceedings of an International symposium on nuclear and related techniques in animal productin and health.
Vienna, 15 - 19 April 1991..
Kongressbeitrag
Pearson R.A., Lawrence P.R. and Janssen G.P. (1990): Animal traction in Niger: Prospects for the future. Kongressbeitrag
Lawrence P.R:, Sosa R. and Campbell I. (1989): The underlying 'resting' energy consumption of oxen during work. Proceedings of the Nutritional Society. Kongressbeitrag
Lawrence P.R., Buck S.F. & Campbell I. (1989): The metabolic rate of oxen after wok. Proceedings from the Nutritional Society. Kongressbeitrag
Lawrence P.R. (1986): The energy expenditure of working oxen. In proceedings of the 4th World Congrss of Animal Feeding.
Madrid, 1986.
Kongressbeitrag
Lawrence P.R. (1985): A review of the nutrient requirements of draught oxen. In: Draught Animal Power for Production, ACIAR Proceedings.
Canberra, Australia.
Kongressbeitrag