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随着高产转Bt基因抗虫棉的推广普及,棉花早衰问题表现得越来越突出,成为制约棉花优质高产的重要障碍。抗虫棉防早衰栽培技术主要有以下几点:1.选用对路品种和适期播种。旱薄地、盐碱地及其他肥水条件较差的棉田
With the popularization of Bt cotton with high yield, cotton premature aging has become more and more prominent, which has become an important obstacle to the high yield and high yield of cotton. Bt cotton anti premature senility cultivation techniques are the following: 1. Choose the right varieties and sowing. Dryland, saline land and other poor conditions of fertilizer and cotton