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有些农民朋友把喷洒过乙烯利的棉花留作种子。殊不知这种做法害处极大。 有些迟发或贪青的棉田,部分棉桃在霜前不能正常吐絮。棉农为了促进早熟,对棉花喷洒乙烯利是
Some peasant friends leave the cotton sprayed with ethephon as seeds. Everyone knows that this practice is very harmful. Some late or greedy cotton fields, some bolls can not be normal before the frost in the frost. Cotton farmers sprayed with ethephon to promote precocity