How to effectively prevent fertilizer damage in greenhouse cultivation? Fertilizers in farming have a great effect. Although fertilizers play an important role in increasing crop yields, they must be used scientifically and rationally. Excessive use of fertilizers can cause fat damage. So how to effectively avoid this fat in the actual production process? Note that the following measures can effectively avoid the adverse effects of fertilizer damage.
When using organic fertilizer, it is necessary to add fully decomposed organic fertilizer. Conventional chemical fertilizer tends to have a greater impact on the soil. Rational use of organic fertilizer can improve soil structure, reduce chemical fertilizer consumption and reduce salt damage. Promote balanced fertilization, organic fertilizer, NPK and trace element fertilizers should be applied together. Appropriately reduce the amount of nitrogen and phosphorus fertilizer, supplement potassium fertilizer, and apply trace elements such as boron, zinc and molybdenum.
When using chemical fertilizers, it is necessary to select suitable fertilizers according to the nature of the soil. The principle of fertilization is to apply a small amount of fertilizer. In order to increase the utilization rate of chemical fertilizers, deep application of soil can be adopted, which can protect fertilizer, reduce volatile loss, and reduce direct damage. If symptoms of fat damage have occurred, it is necessary to find out the cause in time, treat the symptom and slow down the occurrence of fat damage.
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