Study on the Fertilizer Efficiency of the Frass of Tenebrio Molitor L. 黄粉虫虫粪的肥效研究。
Phosphorus is an important nutrient for animals and plants, the phosphorus level in soil determines the effect of phosphatic fertilizer. 摘要磷是动植物生命活动离不开的重要营养元素,土壤的供磷水平是决定磷肥肥效的主要因素。