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在磷钾钙等营养充分补足的条件下 ,随着N素用量的增加 ,花生荚果产量逐步提高 ,但当N素用量增加到 171.0kg/hm2 后 ,花生产量又开始回落 ,表明本地区花生高产栽培条件下 ,N素用量须适当增加 ,但不宜过量 ,以促进花生高产稳产。
Under the conditions of full supplement of potassium, phosphorus and other nutrients, the yield of peanut pods increased gradually with the increase of the amount of N, but the yield of peanut began to decline again when the amount of N increased to 171.0kg / hm2, Cultivation conditions, the amount of N to be appropriate to increase, but not excessive, in order to promote high-yield and stable peanut.