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1983年我县棉花遭受特大雨涝灾害,秋桃比重很大,占总铃数的42%。秋桃铃期长达80天左右,此时气温下降较快,大部秋桃难以正常开裂。为此我们于10月底霜降前做了离体棉铃喷洒乙烯利增温催熟试验,收到了较好的效果。1、催热效果。棉铃开裂吐絮不仅要求
In 1983 my county cotton suffered heavy rain and waterlogging disaster, autumn peach a large proportion, accounting for 42% of the total number of bells. Autumn peach period of up to 80 days, when the temperature dropped rapidly, most of the autumn peach is difficult to normal cracking. To this end, we do in vitro by the end of October before the fall of cotton bolls ethephon warming ripening test, received good results. 1, hot effect. Broken boll opening cotton bolls not only required