提高单位面积产量,扩大耕地面积,是增加粮食生产的两个重要途径。我省尚有大面积的可垦荒地,主要分布在黑河、嫩江地区和呼盟北部以及三江平原部分地区的肥沃黑土上,生产潜力很大。有些农场开荒后,加强了土地管理,重视用地与 Raising the yield per unit area and expanding the cultivated area are two important ways to increase food production. There are still a large area of ​​reclamation and wasteland in our province, mainly distributed in fertile black soil in the areas of Heihe River, Nenjiang River, northern Huhumen and parts of the Sanjiang Plain, with great potential for production. After some farms have been cleared up, land management has been strengthened and the use of land has been emphasized