Requirements for application of base fertilizer for conservation tillage
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The second is to use granular fertilizer, long-acting and quick-acting fertilizers, mix in proportion and then add to the fertilizer tank. In order to ensure smooth fertilizer, there should be no more than 0.5 cm of block fertilizer in the fertilizer. Fertilizer should be dry, and it is not allowed to use fertilizers that are easy to agglomerate.
Third, the general requirement is that the effective content of nitrogen, phosphorus and potassium is above 40%. It is best to choose a compound fertilizer or compound fertilizer that highlights the phosphate fertilizer. Fertilizer should be applied directly below the side, below the side or on the side of the seed. The distance between the fertilizers should be a certain distance. The larger the amount of fertilizer applied, the larger the spacing should be, so as not to cause burning.