Cattlemen's Day, 1983; Report of progress (Kansas State University. Agricultural Experiment Station); 427; Beef; Implants; Reimplanting; Feedlot heifers
Implanting incoming feedlot heifers with Ralgro® or Synovex-H® increased weight gain an average of 9.4%. Reimplanting half way through the 119 day feeding period did not improve gain significantly. There were no differences between Ralgro and Synovex-H when used as the initial or second implant.
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Laudert, S.; Kuhl, Gerry L.; and Schalles, R.
"Value of implanting and reimplanting feedlot heifers,"
Kansas Agricultural Experiment Station Research Reports: