Drought and Flood Analysis and Impact on Food Production in Fushun  

抚顺地区旱涝分析及对粮食产量的影响(英文)

作　　者：李金义[1,2] 银燕[1] 张影 迟贵富 

机构地区：[1]南京信息工程大学,江苏南京210044 [2]辽宁省气象局,辽宁沈阳110001 [3]辽宁省气象学校,辽宁沈阳110015 [4]辽宁省抚顺市气象局,辽宁抚顺113006

出　　处：《Meteorological and Environmental Research》2010年第6期33-35,38,共4页气象与环境研究（英文版）

基　　金：Supported by Fushun Government Financed Subject(20071209)

摘　　要：Based on monthly precipitation data during 1961-2008 in 50 stations in Fushun,drought and flood indicators of three counties were calculated with Z index method. The geographical and seasonal distribution characteristics of Fushun were analyzed,and so was the impact of droughts and floods on food production. It shows that,since 1961,there are 7 poor harvest years in Fushun,with quadrennial caused by continuous seasonal floods or droughts,two years by year drought,one year by summer flood.Based on monthly precipitation data during 1961-2008 in 50 stations in Fushun,drought and flood indicators of three counties were calculated with Z index method. The geographical and seasonal distribution characteristics of Fushun were analyzed,and so was the impact of droughts and floods on food production. It shows that,since 1961,there are 7 poor harvest years in Fushun,with quadrennial caused by continuous seasonal floods or droughts,two years by year drought,one year by summer flood.

关 键 词：Drought and flood indicators Food production Z index Droughts or floods in continuous seasons China 

分 类 号：S42[农业科学—植物保护]