油菜过量使用多效唑用喷施宝处理效果好多效唑是一种新型植物生长调节剂。具有省工、省力、省肥、抗菌防病、能使作物矮壮、叶色浓绿，但使用浓度过高，方法不当，会造成作物停止生长。１９９５年我地华杂三号油菜制种大部分出现母本早花现象，花期不遇，为了达到花期完全... The excessive use of paclobutrazol sprayed Po treatment effect is better Paclobutrazol is a new plant growth regulator. With labor-saving, labor-saving, fertilizer, antibacterial disease prevention, crop can make strong, dark green leaves, but the use of high concentration, improper method, will cause the crop to stop growing. In 1995, most of my oilseed rapeseed hybrids in China appeared early flowering phenomenon, flowering not happen, in order to achieve full flowering ...