title: Effects of supplemental progesterone on semen from bulls.
mesh_terms: D000818:Animals; D001706:Biopsy; D002417:Cattle; D002951:Citrates / Q000032:analysis; D005632:Fructose / Q000032:analysis; D007273:Injections, Intramuscular / Q000662:veterinary; D008297:Male; D011374:Progesterone / Q000494:pharmacology*; D012661:Semen; D013737:Testis / Q000187:drug effects*
chemical_list: D002951:Citrates; D005632:Fructose; D011374:Progesterone