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土壤干旱对枇杷幼苗生理代谢的影响

黄晓霞 左任英 程小毛

安徽农业科学2011,Vol.39Issue(17):10247-10248,10286,3.
安徽农业科学2011,Vol.39Issue(17):10247-10248,10286,3.

土壤干旱对枇杷幼苗生理代谢的影响

Effect of Soil Drought on Physiological Metabolism of Eriobotrya japonica Seedlings

黄晓霞 1左任英 1程小毛1

作者信息

  • 1. 西南林业大学园林学院,云南,昆明,650224
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摘要

Abstract

[Objective]The two-years old seedlings of Eriobotrya japonica were used as experiment materials, the physiological metabolism of seedlings including antioxidative enzyme activities and osmotic adjustment substances were investigated under three treatments, such as wellwatered 100% field capacity (FC), moderate soil drought stress (70% FC), severe soil drought stress (50% FC). [ Result] MDA were significantly increased under the two droughtconditions. At the same time, the antioxidative enzyme activities and osmotic adjustment substances were increased by drought stress, especially by severe drought. [ Conclusion ] Eriobotrya japonica was drought-resistant by adjusting its physiological metabolism, including the improvement of antioxidative enzyme activities and accumulation of osmotic adjustment substances when exposed to drought.

关键词

枇杷/土壤干旱/生理代谢

Key words

Eriobotrya japonica/ Soil drought/ Physiological metabolism

分类

农业科技

引用本文复制引用

黄晓霞,左任英,程小毛..土壤干旱对枇杷幼苗生理代谢的影响[J].安徽农业科学,2011,39(17):10247-10248,10286,3.

基金项目

省部级重点学科、省高校重点实验室及校实验室共享平台资助项目 ()

西南林业大学重点基金资助项目(111032). (111032)

安徽农业科学

0517-6611

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