Arthington, J.D.; Johnson, K.R.; Corah, L.R.; Willms, C.L.; Hill, D.A.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2010-09-10)
To study the effect of dietary zinc level and
source on bull growth and fertility, 325 yearling
Angus bulls were allotted by weight into six
pens (three pens of heavy and three pens of
lightweight bulls). The three ...