The reducing strength and amount of organic reducing substances produced from different green manures were different from each other.
不同有机物料所产生的有机还原性物质的强度和数量各不相同。
2
Nutrition of some kinds of animal manures 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。
3
Incubation and pot experiments were carried out to study the effects of organic manures on soil organic phosphorus fractions and their bio-availability.