开鲁县属西辽河流域冲积平原。境内的西辽河、新开河两岸的河漫滩类型宜林地,是发展速生丰产林最有前途的基地,全县境内只有这种类型宜林地面积二十余万亩,主要分布在两河流域沿岸的十六个乡、(镇)及四个农林场。由于这种类型宜林地土壤肥沃,气候、光热条件适宜、地下水及河水充足,适宜营造速生丰产林。全县已有部分乡、 Kailu County is an alluvial plain in the West Liaohe River Basin. The territory of the West Liaohe, Xinkaihe floodplain types of forest land, is the most promising base for the development of fast growing high yield forest, the county only this type of forest area of ​​more than 200000 acres, mainly in the two rivers along the coast Sixteen townships, towns and four agricultural and forestry farms. Due to the fertile soil, suitable climatic conditions, light and heat conditions, abundant groundwater and sufficient water in this type of forest, it is appropriate to create fast-growing and high-yield forests. The county has some townships,