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通过对金华县1984年至1998年经验收的封山育林四十多万亩范围内取样测定，得出十大效益的结论：封山育林，投工少，成本低，节约资金四千余万元；提供大量小径材和薪柴；加快消灭荒山速度，提高森林覆盖率；形成多树种，多层次森林立体结构；保存大量动、植物种质资源；改善小气候和土壤条件，净化空气，减轻地表迳流，是生态公益林建设的最佳途径。
Through the sampling and determination of more than 400,000 mu of closed hillsides afforestation received from 1984 to 1998 in Jinhua County, the conclusion of ten benefits is concluded: closing hillsides and afforestation, low investment, low cost and saving more than 40 million yuan; providing a large number of trails Timber and firewood; speeding up the elimination of barren mountains and increasing forest coverage; forming multi-tree species and multi-level forest three-dimensional structures; conserving a great deal of animal and plant germplasm resources; improving microclimates and soil conditions; purifying the air and alleviating surface water flow; The best way to build non-commercial forests.