individual publications

• academic article

  • An unprotected conjugated linoleic acid supplement decreases milk production and secretion of milk components in grazing dairy ewes.  Journal of Dairy Science.  95:1437-1446. 2012
  • Development and evaluation of an integrated simulation model for assessing smallholder crop-livestock production in Yucatán, Mexico.  Agricultural Systems.  104:1-12. 2011
  • Effect of beef cow age and calf sex on model-predicted energy efficiency .  Journal of Animal Science.  89:417. 2011
  • Cornell Net Carbohydrate and Protein System: A model for precision feeding of dairy cattle.  Animal Feed Science and Technology.  143:174-202. 2008
  • Identifying differences in feed efficiency among group-fed cattle.  Journal of Animal Science.  84:767-776. 2006
  • Using ultrasound measurements to predict body composition of yearling bulls.  Journal of Animal Science.  84. 2006
  • The effect of milk intake on forage intake and growth of nursing calves.  Journal of Animal Science.  83:940-947. 2005
  • A mechanistic model for predicting the nutrient requirements and feed biological values for sheep.  Journal of Animal Science.  82:149-169. 2004
  • Predicting nutritional requirements and lactation performance of dual-purpose cows using a dynamic model.  Agricultural Systems.  80:67-83. 2004
  • The Cornell Net Carbohydrate and Protein System for evaluating herd nutrition and nutrient excretion.  Animal Feed Science and Technology.  112:29-78. 2004
  • Pre- and post-harvest harpin treatments of apples induce resistance to blue mold.  Plant Dis..  89:39-44. 2003
  • Production and economic potentials of cattle in pasture-based systems of the western Amazon region of Brazil.  Journal of Animal Science.  81:2923-2937. 2003
  • The effect of a ruminal nitrogen deficiency in dairy cows: Evaluation of the Cornell Net Carbohydrate and Protein System ruminal N deficiency adjustment.  Journal of Dairy Science.  85:2986-2999. 2003
  • Development and evaluation of a tropical feed library for the Cornell Net Carbohydrate and Protein System model.  Scientia Agricola.  59:1-18. 2002
  • Performance of growing and finishing cattle supplemented with a slow-release urea product and urea.  Canadian Journal of Animal Science.  81:567-573. 2002
  • Predicting individual feed requirements of cattle fed in groups.  Journal of Animal Science.  79:1983-1995. 2001
  • The amino acid profile of the whole plant and of four fractions from temperate and tropical forages.  Journal of Animal Science.  79:525-532. 2001
  • Whole-herd optimization with the Cornell Net Carbohydrate and Protein System. I. Predicting feed biological values for diet optimization with linear programming.  Journal of Dairy Science.  83:2139-2148. 2000
  • Whole-herd optimization with the Cornell Net Carbohydrate and Protein System. II. Allocating homegrown feeds across the herd for optimum nutrient use.  Journal of Dairy Science.  83:2149-2159. 2000
  • Whole-herd optimization with the Cornell Net Carbohydrate and Protein System. III. Application of an optimization model to evaluate alternatives to reduce nitrogen and phosphorus mass balance.  Journal of Dairy Science.  83:2160-2169. 2000

• conference paper

  • Determining post weaning feed efficiency in beef cattle.  Beef Improvement Federation Annual Research Symposium; Omaha, NE. 2002
  • Requirements for growth of Holstein calves and evaluation of current feeding systems.  Proceedings of Cornell Nutrition Conference. 46-55. 2001

• conference poster

  • Effect of farmer decision making on nutrient cycling outcomes in an integrated crop-livestock agro-ecosystem in Yucatan, Mexico 2007

• document part

  • Animal performance on pastures managed at two forage heights to produce grass finished beef. .  29-30. 2012
  • Effect of farmer decision making on nutrient cycling outcomes in an integrated crop-livestock agro-ecosystem in Yucatan, Mexico 2007
  • Predicting energy and protein supply and milk production of dairy cows consuming high forage rations in the central highlands of Kenya 2007
  • Using Ultrasound measurements to determine body composition of yearling bulls 2005
  • Evaluation of the DMI predictions of the Cornell Net Carbohydrate and Protein System model with Holstein and dual-purpose lactating cattle in the tropics.  123. 2003

• software

  • The Net Carbohydrate and Protein System for Evaluating Herd Nutrition and Nutrient Excretion 2003
  • The Net Carbohydrate and Protein System for Evaluating Herd Nutrition and Nutrient Excretion 2000
• Identifying Differences in Efficiency in Beef Cattle 2004