引言种子劣变,受种子含水量的影响,而种子含水量,取决于对水分吸收的速度。在棉花种子水合期间,硬实种子子叶中的蛋白质和类脂物并没有与水接触,由于在种皮吸水中合点中心被蜡和果胶质堵住(Christ- Introduction Seed deterioration is affected by the water content of the seed, while the water content of the seed depends on the rate of water absorption. During hydration of cotton seeds, proteins and lipids in the cotyledons of hard seeds did not come into contact with water due to occlusion of wax and pectin at the center of the seed coat (Christ-