吉林省西部旱田作物雨养状况分析

THE ANALYSIS OF RAIN—FEED CASE OF CROP PRODUCTION WEST OF JILIN PIOVINCE

吉林省西部半干旱地区存在着事实上的雨养农业。本文以镇赉县为例,分析了吉林省西部半干旱地区旱田作物的雨养状况。结果表明,该地区旱田作物的雨养状况不佳,水分供应不足,大地限制了农田生产潜力的发挥。为保证粮食产量的稳步提高,应大力发展补水农业。

There is real rain-feed agriculture in west semidry region of Jilin province. This paper taking Zhenlai county as an exampe, has analysed. rain-feed case of cultivated crop in west semi-dry region of Jilin province The result showed that rain-feed level for cultivated crop was very poor, and seriously absence of precipitation, limiting farmland yield potential in this region. To stable the crop production, it is necessary to develop water supplement agriculture.