现在社会有售假冒劣质磷肥坑害农民现象,现将简易鉴别磷肥的方法介绍如下: 1、识别法:凡是粉末状的肥料,外形与水泥和细土差不多的,不论颗粒粗细和颜色深浅,大都是磷肥。过磷酸钙有一种特别的气味,并吸湿结块,鉴别时,可把它放在潮湿的地方,过一会再去观察看是否结块。磷矿粉和钙镁磷肥既无酸味又不结块。骨粉有明显的碎骨,有腥臭味。 2、灼烧法:取一铁铲,放在火里烧 At present, there is a phenomenon that peasants are harmed by fake and inferior phosphate fertilizers. Now, the methods for identifying phosphate fertilizer simply are as follows: 1. Identification Method: All kinds of powdery fertilizers are similar in appearance to cement and fine soil, regardless of particle thickness and color depth Phosphate fertilizer. SSP has a special smell, and moisture absorption caking, identification, it can be placed in a damp place, after a while to observe to see if lumps. Phosphate rock and calcium magnesium phosphate neither sour nor caking. Bone has obvious broken bone, stench. 2, Burning Law: Take a shovel, on the fire burning