Effect of vitamin K in hen's diet on hatchability.
D000818:Animals; D002645:Chickens / Q000378:metabolism*; D004032:Diet; D011201:Poultry Diseases / Q000378:metabolism*; D014812:Vitamin K / Q000378:metabolism*; D014813:Vitamin K Deficiency / Q000662:veterinary*
D014812:Vitamin K