Fertilizer market problems, farmers need to be cautious

Spring tillage fertilizer accounts for more than half of the annual fertilizer consumption. Scientific selection of fertilizers and ensuring the quality of fertilizers are essential for increasing agricultural production and increasing farmers' income and safeguarding farmers' interests. Especially in recent years, fertilizer manufacturers have developed and developed many new fertilizers, and many farmers still don't know much about their characteristics and functions. To this end, we will carry out detailed introductions separately, and help the farmers' friends to prepare for the spring.

Special formula fertilizer, commonly known as formula fertilizer, is a new type of fertilizer developed during the implementation of the soil testing and fertilization project. Formulated fertilizer is produced by the compound fertilizer production enterprise according to the special formula formulated by the soil and fertilizer technology promotion department for different crop fertilizer requirements, soil nutrient content and fertilizer supply performance, which can effectively adjust and solve the problem between crop fertilizer and soil fertilization. Contradictions, and targeted supplementation of the nutrients needed for crops, what elements are added to the crops, what amount of supplements need to be used, and the amount of fertilizers is controlled within a scientific and reasonable range, so as to ensure high yields of crops without The purpose of wasting fertilizer.

Commercial organic fertilizers Organic fertilizers are produced in a factory-based manner, using organic matter-rich resources such as livestock and poultry manure, straw and mushroom residue. Compared with farmyard manure, the nutrient content is high and the quality is stable. Especially in the production process, harmful microorganisms such as parasite eggs and weed seeds are killed, which can greatly reduce the spread of pests and diseases. The application of organic fertilizer can increase soil organic matter content, improve soil physical properties, and have certain effects on improving agricultural product quality. There are four main types of raw materials for the production of commercial organic fertilizers: one is the feces of chickens, cattle, pigs and other poultry; the other is the fungus residue of mushrooms and other edible fungi; the third is the feces; the fourth is the dehydrated and dried marsh Slag. In addition, some enterprises use sludge or domestic garbage as raw materials to produce organic fertilizers. Such organic fertilizers have potential safety hazards and violate the relevant provisions of the "Regulations on the Administration of Fertilizer Registration" and cannot be registered.

Water-soluble fertilizer is a multi-component compound fertilizer that can be completely dissolved in water. It can be quickly dissolved in water, is more easily absorbed by crops, and its absorption and utilization rate is relatively high. It is used in facility agriculture such as drip irrigation to achieve water and fertilizer integration. To achieve the efficiency of water saving and fertilizer saving. Conventional water-soluble fertilizers contain all the nutrients needed for crop growth, such as NPK and various trace elements. When applied, the formula can be designed according to the nutritional needs of crop growth to avoid unnecessary waste; due to the fast fertilizer effect, the fertilizer formula can be adjusted according to the crop growth at any time.

Trace element fertilizers Boron, zinc, molybdenum, iron, manganese, copper and other nutrients, crops are small, but indispensable. When a certain trace element is lacking, the growth and development of the crop will be significantly affected, the yield will be reduced, and the quality will be degraded; excessive use will poison the crop, and lightly affect the yield and quality, and even endanger the health of humans and animals in severe cases.

Microbial fertilizer A fertilizer prepared from living cells of one or several beneficial microorganisms. There are mainly rhizobium agents, nitrogen-fixing bacteria agents, phosphorus bacteria agents, antibiotic agents, and complex bacteria agents. The scientific application of microbial fertilizers has a good effect on increasing soil fertility, enhancing crop resistance and improving crop quality.

Slow and controlled release fertilizer slow release fertilizer is a kind of regulation mechanism to delay the initial release of fertilizer nutrients, prolong the effective period of plant absorption and utilization of effective nutrients, so that nutrients are slowly or controlled release according to the set release rate and release period. Fertilizer has the advantages of increasing fertilizer utilization rate, reducing the amount of use and fertilization, reducing production cost, reducing environmental pollution, improving the quality of crop products, etc. When the amount of use is large, there will be no phenomenon of burning, lengthening, and lodging.
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