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据全市土壤普查结果,我县95%的土壤缺锌严重,为探索锌肥在玉米种植中的增产效果,特进行不同用量用法比较,为扩大我县锌肥施用面积提高科学依据。
According to the results of the census of the city’s soil, 95% of our counties have serious zinc deficiency. In order to explore the yield-increasing effect of zinc fertilizer in corn planting, we compared the amount of zinc fertilizer used and the scientific basis for expanding the area of zinc fertilizer application in our county.