黄瓜生理障碍,是由于不科学的管理措施或管理技术造成黄瓜植株生长异常的现象。生理障碍与生理病害的本质区别在于它基本上不需要化学药剂治疗。一、僵苗特征:幼苗生长发育过度受到抑制,表现为幼苗矮小,叶片小、薄,颜色淡,茎细,根小,新根发生少,花芽分化不正常,开花少,定植后易出现花打顶现象。 Cucumber physiological disorders, is due to unscientific management practices or management techniques cucumber plant abnormal growth phenomenon. The essential difference between physical disorders and physical diseases is that it basically does not require chemical treatment. First, the characteristics of stiff Miao: Seedling growth and development were inhibited, the performance of small seedlings, leaves small, thin, pale, thin stems, small roots, fewer new roots, flower bud differentiation is not normal, less flowering, easy to appear after planting flowers Topping phenomenon.