Organic manure with different characteristics could be mixed to apply for satisfying the nutrient demand of plant in most growth period, in order to reduce environmental risk.

• 根据不同有机肥的氮磷释放特点的差异，可搭配施用不同比例和类型有机肥，以满足作物主要生育期的养分需求，减少环境污染的风险。