1975年8月间,我们在江永县高泽源林场沅口工区风沅林班进行了森林资源调查工作。沿途山地,沟谷深切,石灰岩峰峦险峻,所见值被,大有南亚热带色彩。沟谷中,野生芭蕉林生长得十分茂密,一路绵延伸展。越往深山走,原始次生杂木林生长也愈茂密;半圆形的常绿阔叶树树 In August 1975, we conducted a forest resource survey in the Feng-Yuan-Lin Workshop in Yuankou Work Area, Gaozeyuan Forestry Center, Jiangyong County. Along the way mountains, deep valleys, steep limestone peaks and valleys, the value is, there is a great South Asian tropical colors. Gully, the wild plantain grows very dense, stretching all the way. As you go deeper, the original secondary woodland grows more densely; the semicircular evergreen broad-leaved tree