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随着退耕还林工程的全面展开,国家对退耕还林树种的造林密度也进行了完善。为便于此项工程的组织管理人员、技术指导人员、造林施工人员、检查验收人员、监理人员和其他相关人员更好地应用和掌握退耕还林树种的具体造林密度以及生态林和经济林如何认定等问题,本刊特请国家林业局退耕还林办公室总工程师杜纪山谈谈如何确定退耕还林树种的造林密度,以便对基层退耕还林工作给予指导。
With the full implementation of the Project of Conversion of Cropland to Forestland, the state has also improved the planting density of the tree species for returning farmland to forests. In order to facilitate the project organization and management personnel, technical guidance personnel, afforestation construction workers, inspection and acceptance personnel, supervisors and other related personnel to better apply and grasp the specific planting density of returning farmland to forest species and ecological forests and economic forest how to identify Issue, this issue specifically invited Du Fushan, chief engineer of SFERO to talk about how to determine the afforestation density of returning farmland to forest so as to give guidance to the work of returning farmland to forests at the grassroots level.