搜索结果: 1-2 共查到“林木遗传育种学 thinning”相关记录2条 . 查询时间(0.071 秒)
Thinning experiment in the spruce and beech mixed stands on the locality naturally dominated by beech ?growth, litter-fall and humus
thinning spruce beech
2015/3/16
In 1997, long-term thinning experiment V歟te?in Southern Bohemia was established in the young 19-year-old mixed beech and spruce stand. Three variants (0.10 ha each) were investigated: 1 ?control unthi...
Influence of stand density, thinning and elevated CO2 on stem wood density of spruce
stand density stem wood density thinning
2015/3/6
Stem wood density (SWD) of young Norway spruce trees (Picea abies [L.] Karst.) growing at ambient (A variant, 350 μmol(CO2)/mol) and elevated (E variant, A + 350 μmol(CO2)/mol) atmospheric CO2 concent...