[Objective] Effects of climate change on agriculture production were studied in order to provide basis for developing agriculture and adjusting agricultural structure.[Method] The conventional mathematical statistics ...[Objective] Effects of climate change on agriculture production were studied in order to provide basis for developing agriculture and adjusting agricultural structure.[Method] The conventional mathematical statistics method was adopted to analyze climate characteristics and change trends.[Result] Compared with the agricultural resources census in 1980,annual average sunshine hours and annual precipitation reduced by 257 h and 77 mm,respectively,while annual average temperature increased by 1.2 ℃.In recent 50 years,annual sunshine hours trend decreased by 482 h,and annual mean temperature trend rose by 2.55 ℃,while annual precipitation reduced by 185 mm.[Conclusion] The reduction of sunshine hours had great effect on agricultural facilities,and temperature increase could extend crop growth period and improve biomass yield,providing growth conditions for pests and germs,while the frequency of drought disaster was increased due to the decrease of precipitation.展开更多
文摘[Objective] Effects of climate change on agriculture production were studied in order to provide basis for developing agriculture and adjusting agricultural structure.[Method] The conventional mathematical statistics method was adopted to analyze climate characteristics and change trends.[Result] Compared with the agricultural resources census in 1980,annual average sunshine hours and annual precipitation reduced by 257 h and 77 mm,respectively,while annual average temperature increased by 1.2 ℃.In recent 50 years,annual sunshine hours trend decreased by 482 h,and annual mean temperature trend rose by 2.55 ℃,while annual precipitation reduced by 185 mm.[Conclusion] The reduction of sunshine hours had great effect on agricultural facilities,and temperature increase could extend crop growth period and improve biomass yield,providing growth conditions for pests and germs,while the frequency of drought disaster was increased due to the decrease of precipitation.
