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真假肥料的鉴别一、看1、从包装上看正规厂家生产的肥料,其外包装规范、结实,注有生产许可证、执行标准、登记许可证、商标、产品名称、养分含量(等级)、净重、厂名、厂址等。假冒伪劣肥料的包装一般较粗糙,包装袋上信息标示不清,质量差,易破漏。2、从实物上看氮肥(除石灰氮外)和钾肥多为结晶体,磷肥多为块状或粉末状的非晶体,如钙镁磷肥为粉末状,过磷酸钙则为多孔、块状。优质复合肥颗粒和比重较均匀,表
True and false fertilizer identification First, look at 1, from the packaging to see the regular manufacturers of fertilizer, its packaging norms, strong, with production license, implementation of standards, registration permits, trademarks, product names, nutrient content (grade) , Net weight, factory name, address and so on. The packaging of fake and shoddy fertilizers is generally rough, with unclear information on the bags, poor quality and easy to leak. 2, from the physical point of view, nitrogen fertilizer (except lime nitrogen) and potassium are mostly crystals, phosphorus and more bulk or powder-like amorphous, such as calcium magnesium phosphate powder, superphosphate is porous, massive. High-quality compound fertilizer granules and the proportion of more uniform, table