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陕南马尾松次生林经营技术探讨王迪海，唐德瑞，李根前，何景峰（陕西省林业科学研究所，陕西杨陵７１２１００）陕西省有马尾松天然林７２０３７．８ｈｍ２，蓄积量３０７０９１８ｍ３，主要分布在汉中和安康地区的低山丘陵地带，其中许多是由于森林植被的反复樵采等人为...
Discussion on Management Techniques of Secondary Forest of Pinus massoniana in South Shaanxi WANG Di-hai, TANG De-rui, LI Gen-qian, HE Jing-feng (Shaanxi Academy of Forestry Science, Yangling 712100, Shaanxi) There are 72037.8hm2 natural forest of Pinus massoniana in Shaanxi Province with accumulation volume of 3070918m3, mainly distributed in Hanzhong and Ankang areas Hilly areas, many of which are due to the repeated firewood mining and other man-made forest vegetation ...