吉林省梨树县素有东北粮仓和松辽明珠之称,是全国重点产粮大县,在保障国家粮食安全上具有举足轻重的地位。梨树县耕地面积27.87万hm2,其中15°以下的坡地耕地面积占85%,特别适宜机械化作业。随着国家对农业的高度重视、社会的文明进步、农机科技的高速发展和农机购置补贴政策 Lishu County, Jilin Province, known as the northeast granary and the Pearl of Songliao, is the country’s key grain-producing counties, and plays an important role in ensuring the national food security. In Lishu County, the cultivated land area is 278,700 hm2, of which 85% of the cultivated land on sloping land below 15 ° is particularly suitable for mechanized operation. With the country attaches great importance to agriculture, social and cultural progress, the rapid development of agricultural science and technology and agricultural subsidies purchase policy