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对晚熟棉花进行催熟,不仅可使棉铃提前吐絮,增加霜前花,而且提高棉花等级,增加棉花产量,还有利于下茬作物的播种和生长。目前生产上常用的催熟技术有以下几种。1农业措施整枝促熟在棉花吐絮期间,对于郁闭棉田要继续整枝,打老叶剪空枝等,以改善田间小气候,促进通风透光,这样能加速棉花吐絮,且吐絮顺畅。深锄促熟在9月中下旬,结
The ripening of late-maturing cotton can not only make cotton bolls pre-broom, increase pre-frost, but also increase cotton grade, increase cotton yield, and also benefit sowing and growth of the next crop. At present, ripening techniques commonly used in production are the following. 1 Agricultural measures Pruning ripening During the cotton boll, the cotton fields to continue to keep the seclusion, playing old leaves cut empty branches, etc., in order to improve the field microclimate and promote ventilation and light, which can speed up the cotton boll opening, and bolting fluffy. Deep hoe maturity in late September, knot