J.D. Ward

Effect of dietary copper, iron, and molybdenum on growth and copper status of beef cows and calves

G. P. Gengelbach, J.D. Ward, J. W. Spears · Journal of Animal Science · 1994 · 132 citations

Agriculture, Animal Sciences, Nutritional Sciences +17

Long-term effects of consumption of low-copper diets with or without supplemental molybdenum on copper status, performance, and carcass characteristics of cattle.

J.D. Ward, J. W. Spears · Journal of Animal Science · 1997 · 130 citations

Agriculture, Animal Sciences, Nutritional Sciences +13

Effect of copper level and source (copper lysine vs copper sulfate) on copper status, performance, and immune response in growing steers fed diets with or without supplemental molybdenum and sulfur

J.D. Ward, J. W. Spears, E. B. Kegley · Journal of Animal Science · 1993 · 116 citations

Agriculture, Animal Sciences, Nutritional Sciences +17

Bioavailability of Copper Proteinate and Copper Carbonate Relative to Copper Sulfate in Cattle

J.D. Ward, J. W. Spears, E. B. Kegley · Journal of Dairy Science · 1996 · 89 citations · Full text

Agriculture, Animal Sciences, Nutrition +13

Effects of copper deficiency and copper deficiency coupled with high dietary iron or molybdenum on phagocytic cell function and response of calves to a respiratory disease challenge.

G. P. Gengelbach, J.D. Ward, J. W. Spears et al. · Journal of Animal Science · 1997 · 77 citations

Agriculture, Animal Sciences, Infectious Diseases +17