Sprott, L.R.; Kiracofe, G.H.; Corah, L.R.; Riley, Jack G.
(Kansas State University. Agricultural Experiment Station, 1980)
Rumensin increased the number of heifers cycling at 394 days of age
and tended to decrease the weight at puberty, with no effect on conception
or pregnancy. Rumensin also increased average daily gain, total weight
change, ...