Title: Effects of Salt Stress on the Growth and Some Physiological and Biochemical Indices of Hybrid Rice Plantlets in Vitro
Abstract:The rice plantlets in vitro were treated with different concentrations of NaCl to study the effects of salt stress on their growth and related physiological and biochemical indices.The results showed ...The rice plantlets in vitro were treated with different concentrations of NaCl to study the effects of salt stress on their growth and related physiological and biochemical indices.The results showed that the growth of plantlets was markedly retarded.With the increase of salt concentration,the total chlorophyll content and the activity of POD and SOD decreased,while the contents of malonaldehyde(MAD) and proline,the membrane permeability increased.Moreover,under the salt stress conditions,the content of proline in leaves of plantlets had a significant positive correlation to the content of MDA and the membrane permeability,but a significant negative correlation to the total content of chlorophyll and the activity of POD and SOD.It is concluded that the changes of content of proline in leaves can be used as a physiological index to reflect the hurt degree of rice plants under salt stress.Read More
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
Access and Citation
Cited By Count: 1
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