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新安江开发公司封山育林形成的22475.5hm~2天然林的活立木价值为27229.69万元,扣除采伐成本后的价值为22553.26万元。在不考虑在产品(活立木)的情况下,封山育林的总投入为1745.55万元,总产出3880.41万元。以静态法计算净收入2134.86万元,投资回收期22年。以8％的年利率计算净现值可得214.62万元,净现值投资回收期为26.97年。无论是静态法还是用动态法计算,封山育林经营项目在满足新安江水库水源涵养的前提下,均已回收投资,获得了利润。
The value of live standing timber of 22475.5hm ~ 2 natural forest formed by closed hillside afforestation of Xin’anjiang Development Company was 272.2969 million Yuan, after deducting the harvesting cost, it was 225.5362 million Yuan. Without considering the product (live standing wood), the total investment for closing off the afforestation was 17.4555 million yuan and the total output was 38,804,100 yuan. Static method to calculate net income of 21,348,600 yuan, investment recovery period of 22 years. The net present value of 8% of the annual interest rate can be 2.1462 million yuan, net present value investment recovery period of 26.97 years. Whether it is static method or dynamic method, closing hillsides afforestation management project to meet the Xin’anjiang reservoir water conservation under the premise, have been recovered investment, profit.