宁夏近53年冬季气温变化趋势及对农业的影响
董国庆1,2, 李丽平1*,*, 郑广芬3

Changing Trends of Winter Temperature in Recent 53 Years in Ningxia and Impact for Agriculture
Dong Guoqing1,2, Li Liping1,*, Zheng Guangfen3
宁夏气候区划及代表气象站点分布图