华北冬小麦生长期旱情指标探讨  

APPROACH ON GROWTH PHASE DROUGHT INDEX OF WINTER WHEAT IN NORTH CHINA

作　　者：孙荣强[1] 

机构地区：[1]水利部南京水文水资源研究所,南京210024

出　　处：《灾害学》1992年第4期34-38,共5页Journal of Catastrophology

摘　　要：选用降水、无雨日因子,参考作物生长与供水关系,拟用模糊数学方法评定旱情,结果令人满意。笔者认为,研究农业干旱,无雨日数和无雨日发生时机的重要性等同。Assessment of drought has been made using precipitation and rainless day in reference to the relationship between crop growth and water supply by Fuzzy mathematics. The authour thinks that there is equal important meaning for researches of agricultural drought, rainless day and rainless time.

关 键 词：冬小麦 生长 降水量 旱情 

分 类 号：S162.53[农业科学—农业气象学]