Growth of germ-free and conventional chicks: effect of diet, dietary penicillin and bacterial environment.
D000818:Animals; D002645:Chickens; D004032:Diet; D004777:Environment; D006128:Growth; D008460:Meat; D010406:Penicillins / Q000494:pharmacology*; D011200:Poultry
D010406:Penicillins
DIETS/effects; FOWLS, DOMESTIC; GROWTH; PENICILLIN/effects