2009年吉林省农业气象灾害及其对粮食生产的影响

Agro-meteorological Disasters in 2009 and Their Impact on Food Crop Production in Jilin province

2009年吉林省农业气象要素时空变化异常,农业气象灾害频发,作物生长季相继发生了罕见的春旱、低温冷害、伏旱、秋吊和霜冻等灾害,给粮食作物生长发育和产量形成造成严重危害。尽管抗旱投入较大,但气象灾害仍然导致粮食作物单产锐减,同时对本省农业经济和农民收入产生较大影响。防御农业气象灾害是保证粮食生产稳定健康发展的主要途径。

In 2009, there were abnormal temporal and spatial variation of agro-meteorological factors and frequent agricultural meteorological disasters in Jilin province, which included drought and chilling injury in spring, summer drought and autumn drought and frost and other disasters. They caused serious injury to growth and yield of food crops. Although many input was put in to fight drought, meteorological disasters still led to drastically reduction of crop yields. At the same time, agricultural economy of Jilin province and the income of the farmers have been significantly influenced. Defense of agro-meteorological disasters is main way to ensure a stable and healthy development of grain production.