过熟林 meaning in Chinese

[林学] overmature forest

Compared with its characteristics in land resources with more mountains and steep sloop farmland , the land in guizhou province is over farming , a broad land in appropriate for developing as plantation , forestry or pastureland is not used in full
13为有林地中成熟林和过熟林不且且仅面积小，且下降趋势明显；用材林中近、过、成熟林资源更濒临枯竭，蓄积量还达不到1979年的水平。
This thesis took the mature fir forestland in northern of fujian province as research areas by collecting out 154 of 1342 subcompartments and using the method of forestland evaluation value , it calculated the growing rent rate of all the subcompartments according to the different land quality grades
摘要以福建省北部为研究对象，收集杉木成过熟林小班1342个，选取小班154个，采用林地期望价法计算各小班的地租，根据立地质量等级不同，用各地类中地租最大值与该地类平均地租的比值，确定闽北用材林林地标准地租基于平均地租的上浮比例。