摘要
本文对气象、水文、农业、经济四种干旱类型的概念进行了论述，并对这四种干旱类型之间的并、交和包含关系及其指标进行了探讨。
Droughts of meteorological, hydrological, agricultural and economical origins are defined and their sum aggregative, interactive and inclusive correlations and indexes are discussed in this paper.
出处
《灾害学》
CSCD
1994年第1期17-21,共5页
Journal of Catastrophology
关键词
气象干旱
水文干旱
干旱指标
干旱
Meteorological drought,Hydrological drought, Agricultural drought,Drought of economical origin, Index of drought
