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干旱与冬小麦和玉米产量关系的分析
引用本文:王位泰.干旱与冬小麦和玉米产量关系的分析[J].中国农业气象,2002,23(3):27-30.
作者姓名:王位泰
作者单位:甘肃省庆阳地区气象局,西峰,745000
基金项目:国家“九五”重点项目“我国短期气候预测系统研究”资助 ,课题编号 :96 - 90 8- 0 5 - 0 3
摘    要:对庆阳地区前一年伏期和秋季、当年春季和春末夏初大气干旱指数与冬小麦和玉米气候产量进行了对比分析和相关分析。结果表明,冬小麦产量与上年秋旱关系最为密切,其次为春旱、春末夏初旱和上年伏旱;玉米产量与当年伏旱关系最为密切,其次为秋旱、春和春末夏初旱。

关 键 词:干旱  冬小麦  玉米  相关分析  时空分布特征  气候产量
文章编号:1000-6362(2002)03-0027-04
修稿时间:2001年4月30日

Analysis of the Relationship Between Drought and Yield of Winter Wheat and Maize
WANG Wei-tai.Analysis of the Relationship Between Drought and Yield of Winter Wheat and Maize[J].Chinese Journal of Agrometeorology,2002,23(3):27-30.
Authors:WANG Wei-tai
Abstract:The atmosphere drought indexes were compared with the yields of winter wheat and maize in Qingyang, Gansu province. The results showed that the yield of winter wheat related most closely to the autumn drought of the year before. The drought occurred in spring, in the late spring and the beginning of summer, and in the summer of the year before had significantly influenced on the yields of winter wheat; The summer drought had the most remarkably influence on the yield of maize. The drought occurred in the autumn, in spring, and in the late spring and the beginning of summer had significantly influenced on the yields of maize.
Keywords:Drought  Winter wheat  Maize  Yield
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