气候变化对大别山区农业的影响

Impact of Climate Change on Agriculture in Dabie Mountains

利用六安地区近55年(1961—2015年)的气象资料和农业生产数据,分别从气候变化对农业气候资源、农业气象灾害以及农业产量的影响3个方面进行了研究分析。结果表明:(1)1961—2015年,大别山区出现了以变暖为主要特征的气候变化;(2)1955—2001年,大别山地区旱灾的发生率呈显著上升趋势;(3)水稻、小麦和油菜籽的种植面积年际波动大,表明气候变化对粮油生产的负面影响已经显现。

This article uses the meteorological data and agricultural production data of the Luan area for the past 55 years(1961-2015),Research and analysis are carried out from three aspects:the impact of climate change on agricultural climate resources,the impact of climate change on agricultural meteorological disasters,and the impact of climate change on agricultural output.The results are as follows:(1)From 1961 to 2015,the climate change in Dabie Mountain was characterized by warming;(2)From 1955 to 2001,the incidence of drought in the Dabie Mountain increased significantly;(3)The inter-annual fluctuation of the planting area of rice,wheat and rapeseed shows that the negative impact of climate change on food production has already appeared.