The Effects of Cd~(2+) on Limnophila Sessiliflora Physiology Indexes

This paper mainly deals with the effects of Cd 2+ on Limnophila Sessliiflora.The results show:The damaged degree increases with Cd 2+ concentration rising or with cultural time going on.The content of chlorophyll and the ratio of chlorophyll a/b rise in low Cd 2+ concentration within short time,but decrease with in high Cd 2+ concentration and with time going on,so it is with the content of O - 2 and MDA.The content of anthocyanin decreases all the way.