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应用 DRIS法对两年棉花叶片营养诊断表明 ,DRIS法能较满意地判断棉花对各营养元素需求顺序及过剩状况 ,结果表明 ,影响本垦区棉花单产的因子是微量元素硼、锰
Using DRIS method to diagnose cotton leaf nutrition for two years showed that DRIS method could judge the demand order and excess condition of cotton nutrition elements satisfactorily. The results showed that the factors affecting cotton yield in this reclamation area were trace elements boron and manganese