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与水处理组相比 ,50～ 1 50mg/L吲哚丁酸 (IBA)处理可增加水栽条件下观叶植物黑美人(Aglaonemacommutatumcv.‘Sanpemo’)的根数、根长及根系鲜重 ,并可提高水栽黑美人的根系活力 其中以 1 0 0mg/LIBA处理组对促进水栽黑美人提早生根最为有效 ,并显著提高根系超氧化岐化酶 (SOD)和过氧化氢酶(CAT)等保护酶的活性 .
Compared with water treatment group, IBA treatment of 50-150 mg / L could increase the root number, root length and root fresh weight of the foliage plant Aglaonemacommutatum cv. ’Sanpemo’ under hydroponics, And increased root activity of hydroponic black beauty. Among them, treatment with 100 mg / L IBA was most effective in promoting early rooting of hydroponics black beauty and significantly increased activities of superoxide dismutase (SOD) and catalase (CAT) Other protective enzyme activity.