FEM growth and yield data mixed species forest

The current database is part of the FEM growth and yield database, a collection of growth and yield data from even-aged monocultures (douglas fir, common oak, poplar, Japanese...本数据库为FEM生长与产量数据库（FEM Growth and Yield Database）的组成部分，该库收录了来自同龄纯林（花旗松、普通栎、杨树、日本[……]）的生长与产量数据。