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pro vyhledávání: '"Smallwood CM"'
Autor:
Smallwood Cm, Sorensen Am
Publikováno v:
Journal of Animal Science. 28:761-765
80 heifers 18 to 21 months old were fed 180 mg of progesterone derivative containing medroxyprogesterone acetate daily over an 18-day period. Follicle size was normal in most heifers slaughtered on Days 2 3 4 and 5 after last progesterone feeding (Da