A study of digestibility and biological value of protein in diets fed to colostomised laying pullets to determine their protein requirement.
D000818:Animals; D003125:Colostomy; D004032:Diet; D004044:Dietary Proteins / Q000378:metabolism*; D004531:Eggs; D009584:Nitrogen / Q000378:metabolism*; D011200:Poultry
D004044:Dietary Proteins; D009584:Nitrogen