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研究统计了长防林一期工程建设 10年工作量 ,用标准地法分析了长防林立地条件、林内环境、林分现实生长水平 ,并拟合了生长预测模型 ,测定林分涵水、保土能力 ,投入产出和生态社会经济效益及建议
The statistic of the 10-year workload of the first-stage project of Chang-an-lin was carried out. The condition of standing site of afforestation, forest environment and actual growth of stand were analyzed by standard method. The model of growth prediction was fitted, Soil conservation ability, input-output and eco-social economic benefits and suggestions