The deciduous broad-leafforest always holds more water in the soil than the evergreen needle forest does.
在天目山地区，森林土壤的持水量较非林地土壤（荒草地）为高；
2
The diameter distributions were simulated by the modified exponential distribution function for describing the stand structure, based on inventory data of broad-leafforest in Changbai Mountain.
以长白山阔叶林三类清查资料为依据，采用修正指数分布式拟合并预测林分的直径分布。
3
Under the different vegetation's soil impact resilience performance for reduces gradually from the forest land to the wild grassy slope, the broad-leafforest land is highest;