How to identify inferior compound fertilizer?
How to identify inferior compound fertilizer? The identification of fake and inferior compound fertilizer can be identified from the following points: identification law the country has strict regulations on the marking on the package of compound fertilizer: (1) it must be marked with product name, trademark, nutrient content, production license number, standard number, net weight, factory name, factory address and telephone number, etc. (2) the contents of nitrogen, phosphorus and potassium and the content of total nutrients must and can only be marked. For example, nitrogen, phosphorus and potassium are compound fertilizers of 15% each, and the expression method is 15 Murray 15, with a total content of 45% ≥. (3) the content of non-standard trace elements shall never be included in the total content. If the logo does not comply with the above regulations after viewing, it may be intentionally misleading, withholding or deceiving consumers because of product quality problems. The compound fertilizer that feels qualified by hand kneading is generally dissolved at high temperature, granulated and then dried, with good stability, high hardness and unbreakable by hand. On the other hand, the hardness of inferior compound fertilizer is poor, and its hand kneading is fast or broken. The compound fertilizers qualified by visual observation are all granulated by complex procedures, with uniform particle size and consistent color. However, low-quality compound fertilizers are often made without deep processing, which are poorly made or generally mixed, with mixed colors, uneven particle size, and some are not even granulated, powdered and powdered compound fertilizers are banned by the state. The three certificates of the three certificates identification method refers to the production license, fertilizer registration certificate and product qualification certificate. The three certificates of qualified compound fertilizer products are complete, and without any one, there may be problems with product quality, and farmers should not buy them easily. Click to get more compound fertilizer application techniques
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How to choose compound fertilizer correctly?
How to choose compound fertilizer correctly? Please introduce the method of increasing income and efficiency of compound fertilizer compared with simple chemical fertilizer, which has been recognized by the broad masses of farmers. But how to choose and buy high-quality compound fertilizer to achieve the purpose of low-consumption and efficient fertilization is still difficult for farmers to grasp, coupled with the complex types of compound fertilizer on the market, novel names, packaging flowers.
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What is the difference between compound fertilizer and simple fertilizer?
What is the difference between compound fertilizer and simple fertilizer? Compound fertilizer refers to chemical fertilizer containing nitrogen, phosphorus and potassium or only any two of them. The advantages of compound fertilizer can be summarized as follows: comprehensive nutrients and high content. The nutrients in each compound fertilizer are evenly distributed, not only for...
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