【摘要】 在穴盘育苗条件下 ,利用三种植物生长抑制剂对黄瓜的株型进行调控 ,结果表明 ,CCC和PP333 可有效地控制植株徒长 ,促进根系的发育和叶片的生理功能 ,壮苗指数提高 ,且定植后抑制效应不明显 ,以PP333 的高浓度 ( 2 0mg·L-1)处理效果最好 ;乙烯利的效果较差更多还原

【Abstract】 Under the condition of seedlings grown in trays , the cucumber seedling ’s frame was regulated through three kinds of plant growth retardants and nutrient liquid . Results showed that CCC and PP 333 can control effectively the plant height , promote the development of root and physiologic function of leaves , and raise index of healthy seedlings ,but inhibition effect after planting is not significant .The effect of ethrel is worse ,and best of 25 mg/L of PP 333 .更多还原