Nd(Ⅲ)及其配合物对重金属镉污染植物的缓解作用

Mitigative Effect on Cd Pountion through Nd(Ⅲ) and Its Complex Nd(POA)_2.hq

以盆栽法研究了Cd(Ⅱ )对绿豆、小白菜和菠菜的伤害以及Nd(Ⅲ )及其配合物二 (苯氧乙酸根 ) -8-羟基喹啉合钕 (Ⅲ ) (Nd(POA) 2 .hq)对Cd(Ⅱ )伤害的缓解效应。结果表明 ,2 0 0mg/L的Cd(Ⅱ )严重抑制绿豆、小白菜和菠菜的生长与代谢 ,叶面喷施NdCl3 及Nd(POA) 2 .hq一次 ,能缓解Cd(Ⅱ )造成的伤害。

Mitigative effect of Nd(Ⅲ) and its complex Nd(POA)2.hq on Mung bean?Brassica Chinese and Spinach under Cd(Ⅱ) stress were studied with pot culture experiment. The results show that the growth and metabolish of Mung bean?Brassica Chinese and Spinach were inhibited by 200mg/L Cd(Ⅱ) , when Nd(Ⅲ) or its complex Nd(POA)2.hq was used to spray Mung bean?Brassica Chinese and Spinach one time , the damage effect of Cd(Ⅱ) was reduced.