How to improve fertilizer use efficiency?
(1)Master balanced fertilization, formula fertilization and other technologies to improve scientific fertilization level. (2)Pay attention to soil detection and gradually establish soil fertilization index system. Popularize soil testing and formula fertilization technology, according to the soil characteristics of each place, carry out targeted fertilization, and achieve the effect of "fertilizer is not wasted" and "deficiency is made up". (3)Promote the use of potash fertilizer, promote the absorption of nitrogen, phosphorus and other nutrients by crops, and improve crop yield and quality. (4)Popularizing straw returning technology and applying organic fertilizer are beneficial to improve soil organic matter. (5)Implement crop rotation and interplanting to improve fertilization effect.
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Ten taboos in the application of chemical fertilizer
Fertilizer is the "grain" of vegetables, 13 kinds of nutrients except carbon, hydrogen and oxygen are supplied by soil, and the application of base fertilizer is an important measure to replenish soil nutrition. At present, the types of fertilizers used in vegetables are generally divided into organic fertilizer (farm fertilizer), inorganic fertilizer (chemical fertilizer) and microbial fertilizer (biological bacterial fertilizer).
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How to identify the authenticity of fertilizers
As the saying goes, "people are mistaken for a time, land is wrong for a year." Once farmers buy and use fake chemical fertilizers, the losses caused will be difficult to make up, which not only affects the enthusiasm of farmers, but also harms the interests of farmers. The following introduces the common identification methods of genuine and fake fertilizers: first look at the packaging of fertilizers, fertilizers.
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