Fertilizers are important agricultural inputs in agricultural production. Scientific fertilization can significantly increase the yield per unit area of ​​crops and total output. So how do you do scientific fertilization? What do we need to pay attention to during the fertilization process? Let's learn about scientific fertilization measures together.

科学施肥原则及科学施肥基本规律

1. Scientific use of organic fertilizer

First, the manure fertilizer of the livestock can be used. In the process of using such fertilizers, management should be carried out reasonably to ensure that the fertilizer is scientifically applied and its work efficiency is improved. For example, pig manure fertilizer contains potassium, phosphorus, and nitrogen, which are higher in composition, and is beneficial to the growth of crops after being decomposed. And to a certain extent, such fertilizers are suitable for use in various types of soils, and can fully optimize the growth mechanism of crops. For cow manure fertilizers, the nutrient content is low. During actual use, it should be air-dried first, and then a small amount of grass ash is added to improve the nutrient of cow manure fertilizer.

Second, scientific use of green manure. Such fertilizers can comprehensively increase the nutrients in the soil, and better transform the nutrients that are difficult to dissolve in the soil, which is beneficial to the comprehensive absorption of crops. To a certain extent, it can also improve the physical shape of the soil and accelerate the speed of soil microbial activities, so as to facilitate management. In the process of applying green manure, the type and quantity of fertilizer should be controlled according to the actual growth demand of crops. Under normal circumstances, the amount of green manure should be controlled at about 1300kg/mu to ensure that the actual growth demand of crops can be met. During this period, it is not possible to apply green manure excessively to avoid late maturity.

Third, fattening. Before using this kind of fertilizer, the crop straw and green manure should be blended together, then added to the animal's excrement, and after being accumulated for a period of time, it becomes organic fertilizer through decomposing. Usually, such fertilizers are used as a base fertilizer for comprehensive treatment.

科学施肥原则及科学施肥基本规律

2. The actual application of fertilizer

In the process of applying chemical fertilizer, the amount and balance should be strictly controlled. Under the condition of ensuring the use effect, scientifically manage the application method of chemical fertilizer, formulate a perfect treatment mechanism, and gradually optimize its development system to meet the current actual treatment. demand. Specific measures include the following:

First, scientifically control the amount of fertilization. Relevant departments should strictly control the amount of fertilizer applied to ensure compliance with relevant regulations. Strict control of the use of chemical fertilizers can not only avoid soil compaction problems, but also reduce the damaging effects, reduce the activity of biological agents in an all-round way, and use scientific methods to deal with them. At the same time, the content of inorganic salts in fertilizers is high. If the amount applied is too high, soil alkalization will occur in the rainy season, and the quality of crops cannot be guaranteed.

Second, strictly control the balance of fertilization. In the process of managing fertilization work, blind treatment may not occur. It is necessary to formulate a management and control mechanism according to local conditions. Before fertilization, it is necessary to fully understand the various types of defects in the soil and use advanced detection techniques to treat them. In order to grasp the requirements of soil fertilizer use, improve the effect of fertilizer selection, rationally allocate it, and achieve the purpose of scientific fertilization and management.

科学施肥原则及科学施肥基本规律

The above is the scientific fertilization measures. In the process of applying soil fertilizer, it should be scientific, so as to exert organic fertilizer and fertilizer, improve crop yield and quality, and increase management to meet its actual development needs.

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