唐山地区种植业干旱灾害特征及模糊风险评估  

The Characteristic of Planting Drought Disaster and Assessment of Risk in Tangshan Area

作　　者：龚宇[1,2] 花家嘉 陈昱[1] 王璞[3] 

机构地区：[1]唐山市气象局 [2]河北省气象与生态环境实验室,河北石家庄050021 [3]中国农业大学农学系

出　　处：《中国农学通报》2008年第8期435-438,共4页Chinese Agricultural Science Bulletin

基　　金：唐山市气象局创新科技项目资助(TSQX2007KY0702)。

摘　　要：利用唐山11区、县1991～2005年作物干旱受灾资料,对各区县作物干旱受灾指数进行统计分析,并采用基于信息扩散的模糊数学理论方法,对本地区分区县农业干旱进行风险评价实例研究,定量地分析了唐山各区县种植业干旱受灾率风险水平及变化特征。Using data of planting drought disaster in 11 district of Tangshan from 1991 to 2005,the index of crop drought disaster was statistically analyzed.Adopting fuzzy math method based on information diffusion theory,the case of planting drought disaster at different county was studied.The risk level and change characteristic of planting drought disaster are quantitative and timely gained in Tangshan region.

关 键 词：种植业 干旱灾害 风险评估 

分 类 号：X43[环境科学与工程—灾害防治]