At the same time,the reliable biochemical indexes are hy-drolysis speed of statolith in root cap,accumulation of abscisic acid in leaf,activity of SOD,CAT,POD,GR,ATP,protein hydrolytic enzyme,etc.

• 比较可靠的生化指标有干旱胁迫下的根冠中平衡石淀粉水解速度、叶片中脱落酸的积累量以及SOD、CAT、POD、GR、ATTP、蛋白水解酶活性。