Different Gradient NaHCO3 Treatment on Influence of Pisum sativum L .Leaf Physiological Indexes
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Key words:
- Pisum sativum L .,NaHCO3,chlorophyll,MDA,antioxidant enzyme /
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Abstract: The Pisum sativum L .seedling for 8 day under salt stress gradient (25 ,50 ,75 ,100 ,125 mmol/L NaHCO3 ) have been analyzed about chlorophyll content ,MDA content ,antioxidant enzyme ac‐tivity changes of the physiological indexes .The results show that with the increase of concentration of NaHCO3 stress ,chlorophyll content of Pisum sativum L .seedling shows first rise then lower trend ;MDA content shows the increase trend ;three kinds of antioxidant enzymes SOD ,POD ,APX activity first in‐creases and then decreases .In a word ,Pisum sativum L .resists salt stress in a certain degree .
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