Studies on the techniques of promoting the quality of agricultural products and reducing the pollution of nitrate by applying fertilizers
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Graphical Abstract
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Abstract
The results of six years resea rches show that the output and productive value of crops in the process of agricultural prod uction are all promoted,especially the quality of agriculrural products is improved and the pollution of nitrate is reduced,by applying balanced fertilizers of N ,P and K fertilizer,adding useness of the good quality microfertilizers,tombinating the microfertilizer,organic fertilizer and inorganic fertilizer,and reducing the amount of chemical fertilizer.Adding useness of microfertilizer and organic fertilizer can reduce the using amount of chemical fertilizers by 10% and 50% respectively,in addition,the nitrate in the edible parts of vegetables can be reduced by 17.04% ~ 24.86% .
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