真假化肥鉴别法一、看包装袋鉴别法。正品化肥的包装袋上都印有清晰的肥料名称，生产厂家、肥料质量，并注明其氮、磷、钾含量及微量元素的品种含量以及产品净重和标准号；假劣化肥包装袋印刷模糊少项，正规厂家生产的正品化肥，都采用机器封口，包装袋封口针脚整齐，袋子... True and false fertilizer identification method First, see the bag identification method. Genuine fertilizer bags are printed on the clear name of the fertilizer, the manufacturer, fertilizer quality, and indicate the nitrogen, phosphorus and potassium content and trace element content and net weight of the product and the standard number; fake bags of smudged chemical printing A small amount of regular manufacturers of genuine fertilizers, are used machine sealing, packaging bags neat stitches, bags ...