搜索结果: 1-7 共查到“understorey”相关记录7条 . 查询时间(0.078 秒)
Effect of black walnut (Juglans nigra) on the understorey vegetation – a case study of South Moravian forests (Czech Republic)
Ellenberg’s indicator values herb layer indigenous species ordination relevés
2017/4/6
The article analyses the influence of black walnut on forest phytocoenosis in South Moravian forests and assesses how its representation may affect the understorey vegetation of the forest ecosystems....
Experimental defaunation of terrestrial mammalian herbivores alters tropical rainforest understorey diversity
mammalian herbivores understorey diversity
2015/11/13
sumed by mammals (e.g.Brosimum alicastrumandAmpelocera hottlei) increased
in their abundance in TE plots. Rarefaction curves showed that species diversumed by mammals (e.g.Brosimum alicastrumandAmpel...
GOING UNDERCOVER: MAPPING WOODLAND UNDERSTOREY FROM LEAF-ON AND LEAF-OFF LIDAR DATA
laser scanning LiDAR woodland understorey overstorey broadleaf
2015/11/10
An understorey model is created for an area of broadleaf, deciduous woodland in eastern England using airborne LiDAR data from winter 2003 (leaf-off conditions) and summer 2005 (leaf-on). The woodland...
Eff ects of Douglas-fi r (Pseudotsuga menziesii [Mirb.] Franco) on understorey layer species diversity in managed forests
species community composition nitrification
2015/5/5
In total, 67 parallel plots were chosen from the database of 153 phytosociological relevés made in the
Douglas-fir and parallel Norway spruce, European Beech and oak-dominated stands to find influen...
Long-term response of understorey cover, basal area and diversity to stand density in a mixed oak forest on the Síkfőkút plot in Hungary
Quercus cerris shrub layer Acer campestre Shannon-Wiener index Evenness index shrub foliage cover
2015/4/24
The serious oak decline was reported for the 1979–80 period and 63.0% of adult oaks died in a mixed oak forest in the Síkfőkút site, Hungary. The data were used to obtain (1) quantitative informa...
Relationships between stand parameters and understorey light in boreal aspen stands
Relationships stand parameters understorey light boreal aspen stands
2009/1/8
Data from six aspen stands in northeastern British Columbia ranging in age from 12 to 40 years were used to examine relationships between understorey light levels and stand attributes (basal area, sta...
Understorey responses to mechanical restoration and drought within montane forests of British Columbia
bunchgrass diversity herbage production ingrowth thinning
2009/1/8
Pre- and post-thinning relationships between forest overstorey and understorey characteristics at sites in both the Interior Douglas-fir (IDF) and Ponderosa Pine (PP) biogeoclimatic zones in the East ...