Lu Sujuan, Li Xiangwang. THE SYSTEMATIC ANALYSES ON LOW PRODUC-TIBILITY OF THE ARTIFICIAL FOREST OF PINUS ARM AN DI FRANCH.,ON HAIZHAI FOREST FARM OF YUNNAN[J]. Journal of Southwest Forestry University, 1990, 10(1): 1-10. DOI: 10.11929/j.issn.2095-1914.1990.01.001
Citation: Lu Sujuan, Li Xiangwang. THE SYSTEMATIC ANALYSES ON LOW PRODUC-TIBILITY OF THE ARTIFICIAL FOREST OF PINUS ARM AN DI FRANCH.,ON HAIZHAI FOREST FARM OF YUNNAN[J]. Journal of Southwest Forestry University, 1990, 10(1): 1-10. DOI: 10.11929/j.issn.2095-1914.1990.01.001
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THE SYSTEMATIC ANALYSES ON LOW PRODUC-TIBILITY OF THE ARTIFICIAL FOREST OF PINUS ARM AN DI FRANCH.,ON HAIZHAI FOREST FARM OF YUNNAN

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  • By means of systematic method,this paper deals with the qualitative and quantitative analysis on low produetibility of the artificial forest of Pinus armandi,on Xiadongshan section of management,Haizhai Forest Farm,Yunnan province.The low productibility is duc to the facts that the forest is not well designed or managed,the diseases and insect pests are very popular,the stand density is too high,and the forest is a pure Armand pine one in a large area.
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