Nutrition of some kinds of animalmanures should take proper ways to process them so as to get their application in agricultural production.
几种畜禽粪便的营养作为饲料应采取适当的处理措施，使之在农业生产上得到应用。
2
Animalmanures were the main source of organic fertilizer, but their application for farming lands were limited due to a lot of pathogens, parasite ova and toxicant contained.