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Effect of Silicon under Cadmium Stress on the Biomass and Cadmium Content of Oryza sativa Seedling Root
Author(s): 
Pages: 66-68
Year: Issue:  3
Journal: Guizhou Agricultural Sciences

Keyword:  镉胁迫水稻生物量;
Abstract: 为阐明硅缓解镉对水稻幼苗的毒害机制提供理论依据,采用溶液培养试验,研究不同浓度的硅对镉胁迫下水稻幼苗根生物量及其镉含量的影响.结果表明:在硅镉胁迫下(4 mg/L),SiO2浓度30~180 mg/L范围内,随着浓度的增加,根鲜重和干重呈现出增加趋势,当浓度≥30 mg/L时,根鲜重分别为无镉胁迫处理的68.02%、85.59%、86.63%、84.25%,根干重分别为无镉胁迫处理的86.25%、...
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