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参试的 4种小麦化控药剂设置的 9项处理与对照比较 ,均有防倒增产效应。主要表现在分蘖增加 ,基部第 1节间缩短 ,有效穗、穗粒数、千粒重提高。其中以农宝 919小麦拌种专用剂及 2 0 %壮丰安于小麦 2叶 1心期喷雾处理效果最佳。采用化控防倒技术 ,对小麦早播、高产田块是一项切实可行的技术措施
The four treatments of the four kinds of wheat chemical control agents tested were compared with the control and they all had the effect of preventing and increasing the yield. Mainly in the increase of tillers, the first section of the base shortened, the effective panicle, grains per spike, grain weight increased. Among them, Nongbao 919 wheat seed dressing agent and 20% Zhuangfengan 2-leaf wheat 1-period spray treatment effect best. The use of chemical control down technology, early sowing of wheat, high-yield plots is a practical technical measures