摘要
为了应对气候变化对宣城市农业造成的影响,采用宣城市2012年气象资料、农业灾情资料,统计分析气候变化对宣城市农业的不利影响。结果表明,全市平均年降水量与常年相比偏多7.6%,除宣城为负距平以外,其余各县(市)为正距平。年内除4、6、7月和10月降水量较常年偏少外,其余月份降水量均偏多。入梅、出梅期偏迟,全市平均梅雨量较常年偏少。全市年平均气温正常略偏高,高温日数比常年偏多8天。主要气候事件是2月22日—3月23日全市出现长时间低温阴雨天气,6月27—28日部分地区出现的强降雨和第11号台风"海葵"对宣城市的影响。气象灾害对农业的不利影响大,但粮油的单产、总产比2011年略有增产,气候上属正常偏好年景。
The impact of Xuancheng agriculture in order to cope with climate change, using the data of meteorology in Xuancheng in 2012, and agricultural disaster information, the adverse effects of the statistical analysis of climate change on agriculture in Xuancheng. The results showed that, average annual rainfall above normal by 7.6% . In addition to the Xuancheng negative anomaly, other counties as positive anomaly. The precipitation of April, June, July and October was less than normal. The rest of the month precipitation was above normal. Beginning of the mei-yu period and end of the mei-yu period was late, the average mold rain amount was less than normal years. The normal annual average temperature was slightly higher, high temperature days than normal years more 8 days. The major climate events from February 22 to March 23, the long cold rainy weather, and June 27 to 28, heavy rainfall in some areas, and the impact of Typhoon No. 11. 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
2013年第20期170-175,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)
关键词
皖东南地区
气候
农业
Southeastern Anhui Province
climate
agriculture
