Effects of praseodymium on root growth and morphological characteristics of rice seedlings under cadmium stress
REN Yanfang, HE Junyu, ZHOU Guoqiang, WANG Yangyang
Ecology and Environment . 2010, (1): 102 -107 .  DOI: 10.16258/j.cnki.1674-5906(2010)01-0102-06

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