【摘要】 吉林省西部干旱、半干旱生态区现有耕地面积203.1万hm2,占全省耕地面和的51.5％,干旱严重地影响了农业的发展。全面推广节水灌溉技术,利用现有设施条件满足农业生产对水的需求是促进农村经济发展、大幅度提高农民收入、改善生态环境和农业可持续发展的技术保障。更多还原

【Abstract】 Drought has seriously influenced agricultural development because there are 20310 million square miters area under cultivation in the west half arid and arid ecology area which is 51.5% of total cultivation area in JiLin province. It promotes rural area economy development, widely raises peasant’s income, improves ecology environment and sustains development agricultures to popularize irrigation water saving.更多还原