【摘要】 在标准地调查基础上 ,结合树干解析 ,对西辽河流域土石山区和黄土丘陵区水蚀严重坡面人工种植的油松纯林种群进行了生长进程分析和枝叶生物量估算更多还原

【Abstract】 Applying sample plot survey method combined stem analysis,we studied the growth processes of Pinus tabulaeformis Carr. population of silvicultural pureforest and the estimation of its branches and leaves phytomass on serious hydrodynamic force erosive slopes in earth and rock mountains and gullied rolling loess region of West Liaohe Valley.更多还原