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使用乙烯利对棉铃进行促熟,可使棉铃提早吐絮,提高霜前花产量,增加收益。使用时主要注意以下五点: 1.药效。市场上的乙烯利主要有水剂和油剂两种,无论哪一种,用前都要检查是否失效。可取少量原药倒在水泥地上,发泡较多的证明有效。如药液产生沉淀物,可用70—80℃的温水加热振荡,等沉淀物溶解后再用,不影响药效。
The use of ethephon for bolting cotton bolls, boll bolls can be made earlier to increase frost flower yield and increase revenue. When using the main attention to the following five points: 1. Efficacy. Ethephon on the market mainly has two kinds of agent and oil, no matter which kind, before use must check whether the failure. It is desirable to pour a small amount of the original drug on the concrete floor, more effective proof of foam. Such as liquid sediment, available 70-80 ℃ warm water heating oscillation, such as the precipitate dissolved before reuse, does not affect the efficacy.