title: Fertility of progestagen-treated ewes in relation to the numbers and concentration of spermatozoa in the inseminate.
mesh_terms: D000818:Animals; D004304:Dosage Forms; D004971:Estrus; D005260:Female; D005298:Fertility / Q000187:drug effects*; D005461:Fluorine; D003425:Flurogestone Acetate / Q000008:administration & dosage; D007315:Insemination, Artificial; D008297:Male; D011247:Pregnancy; D011278:Pregnanes / Q000008:administration & dosage*; D012661:Semen; D012756:Sheep; D013045:Species Specificity; D013094:Spermatozoa
chemical_list: D004304:Dosage Forms; D011278:Pregnanes; D005461:Fluorine; D003425:Flurogestone Acetate