摘要
为了提高农业生产对气象灾害的防御能力,采用安徽省宣城市2011年气象资料,分析气候变化对农业的不利影响。结果表明,2011年宣城市平均年降水量正常略偏少,宣城、广德、泾县为正距平,其余各县(市)为负距平;入梅、出梅期偏早,梅雨日数较常年偏少1天,全市平均梅雨量较常年偏多。全市年平均气温比常年正常略偏高,高温日数多于常年。主要气象灾害是1月20日大到暴雪及持续低温雨雪冰冻灾害,1—5月出现不同程度的旱害,6月出现暴雨洪涝灾害。气象灾害对农业造成严重损失,但粮油产量比上年增产,气候上属正常略偏好年景。
Based on the data of meteorology in Xuancheng in 2011, the climatic characteristics and the impact on agriculture in Xuancheng were analyzed, in order to improve the defense capability of agricultural production for meteorological disasters. The results were as follows： 2011, the average annual precipitation slightly was below normal to normal, beginning of the mei-yu period and of the mei-yu period was early, the average mold rain amount was more than normal years. The annual average temperature was higher than normal years. Days of high temperature was more than normal years. Meteorological disasters caused serious damage to agriculture. However, grain and rape oil yield increased over the previous year, preferences on a normal year for climate.
出处
《中国农学通报》
CSCD
2012年第20期284-289,共6页
Chinese Agricultural Science Bulletin
基金
中国气象局气象新技术推广项目"基于新一代天气雷达的省级人影业务系统"(CMATG2005M34)
