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成都2015年高温干旱对水稻生长及产量的影响

陈乐 费永成 于成 孙磊 亢强 荣韧

安徽农业科学Issue(2):229-230,294,3.
安徽农业科学Issue(2):229-230,294,3.

成都2015年高温干旱对水稻生长及产量的影响

Effects of of High Temperature and Drought Weather on Rice Growth and Output in Chengdu City in 2015

陈乐 1费永成 1于成 2孙磊 2亢强 3荣韧1

作者信息

  • 1. 成都农业试验站,四川温江611135
  • 2. 四川省成都市气象局,四川成都610071
  • 3. 四川省双流县气象局,四川双流610200
  • 折叠

摘要

Abstract

Based on precipitation anomaly percentage,relative soil humidity and humidity index,effects of high temperature and drought weather on rice growth and output in Chengdu City in 2015 were researched.Research results showed that there were different degrees of agri cultural drought in different regions and counties of Chengdu in middle and late July,2015.The influence of drought was intensified by high temperature.Under the double stresses of drought and high temperature,rice heading became difficult and leaves turned yellow ahead of time.In the output estimation of later period,the rice in drought areas suffered a low rate of effective panicles and an increase rate of empty rice,which led to the drop in output.

关键词

高温/干旱/水稻/生长/产量

Key words

High temperature/Drought/Crop/Growth/Output

分类

农业科技

引用本文复制引用

陈乐,费永成,于成,孙磊,亢强,荣韧..成都2015年高温干旱对水稻生长及产量的影响[J].安徽农业科学,2016,(2):229-230,294,3.

基金项目

四川省成都市气象局重点课题“成都市农业气象指标集研究”. ()

安徽农业科学

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