Cattlemen's Day, 1980; Report of progress (Kansas State University. Agricultural Experiment Station); 377; Beef; Performance; Cull beef cows
We assigned 110 cull beef cows of mixed breeding to a control group and a group implanted with 36 mg Ralgro. Ralgro implants improved gains 12.8 lbs (11.2%) over a 59-day grazing period.
Corah, L.R.; Brazle, F.; and Dawes, J.D.
"Effect of Ralgro on the performance of cull beef cows,"
Kansas Agricultural Experiment Station Research Reports: