搜索结果: 1-10 共查到“农学 Understory”相关记录10条 . 查询时间(0.078 秒)
Understory Plant Abundance Is More Important than Species Richness in Explaining Soil Nutrient Variation Following Afforestation on the Eastern Loess Plateau, China
afforestation soil organic carbon total nitrogen total phosphorus understory vegetation biomass
2023/12/1
Afforestation plays an important role in controlling soil erosion and nutrient loss on the Loess Plateau in China. However, previous studies on soil nutrient changes have mainly focused on the effects...
Understory Plant Functional Types Alter Stoichiometry Correlations between Litter and Soil in Chinese Fir Plantations with N and P Addition
nitrogen and phosphorus addition understory plants stoichiometric ratio litter decomposition
2024/3/4
Research Highlights: This study identifies the effect of nitrogen (N) and phosphorus (P) addition on stoichiometry correlations between understory plants and soil in subtropical Chinese fir plantation...
HYBRIDIZATION AMONG DOMINANT TREE SPECIES CORRELATES POSITIVELY WITH UNDERSTORY PLANT DIVERSITY
canopy – understory interactions community genetics
2015/11/13
Premise of the study : Elucidating the factors that determine the abundance and distribution of species remains a central goal of
ecology. It is well recognized that genetic differences among indivi...
Effects of roads on understory plant communities in a broadleaved forest in Hyrcanian zone
road effect regenerated tree species herbaceous species soil parameters Hyrcanian forest
2015/4/14
This study was conducted to assess the effect of forest road as a corridor on local biodiversity. For this purpose, 10 segments in a 10 year-old road were selected in Neka-Zalemrood forest in Hyrcania...
Effects of overstory structure and fire regime upon diversity and abundance of selected understory species in longleaf pine (Pinus palustris Mill.) forests in southeastern Georgia
longleaf pine Pinus palustris fire frequency
2015/1/29
We examined the impacts of variation in overstory structure and burning regime on understory vegetation in the longleaf pine (Pinus palustris Mill.) forest of the Okefenokee National Wildlife Refuge i...
Effects of Different Logging Methods for Overstory Trees on Damage and Growth of Understory Trees in a Two-storied Stand of Sugi and Hiba
Cryptomeria japonica damage of understory trees logging of overstory trees Thujopsis dolabrata two-storied stand
2009/8/28
To examine methods of overstory cutting in two-storied stands of sugi (Cryptomeria japonica) and hiba (Thujopsis dolabrata), clearcutting and thinning (45% cutting by basal area) of the overstory (50 ...
The Relationship between Bark-stripping Damage to Forest Trees Caused by Sika Deer (Cervus nippon) and Understory Vegetation
bark-stripping Cervus nippon plantation forests preventing deer damage understory vegetation
2009/8/27
The relationship between the number of bark-stripped trees and understory vegetation was examined in cypress (Chamaecyparis obtusa) plantations in the Kuma region of Kumamoto Prefecture, Japan. First,...
Changes in Biomass of Understory with Silvicultural Operations in Abies sachalinensis
Abies sachalinensis biomass relative light intensity silvicultural operation understory
2009/8/25
The understory biomass (height<3 m; tree, vine and herbaceous species) in 21 plantation stands of Abies sachalinensis was investigated to understand how that biomass changes with forest age and with e...
Seasonal Changes in the Amount of Litter Layer and Soil Erosion in the Forest Floor:An Impoverished Understory by Deer Impact at Doudaira,Tanzawa Mountains
beech (Fagus crenata) forests browsing impact by sika deer (Cervus nippon) litter soil erosion understory
2009/8/24
Soil erosion has been progressing over a large area in Doudaira (located in East Tanzawa of Kanagawa Prefecture) due to the sika deer (Cervus nippon) feeding which has in turn resulted in a reduction ...
Influences of Forest Type,Topography,and Understory on Infiltration Rates in Eastern Hokkaido,Japan
Abies sachalinensis artificial disturbance conifer plantation Larix kaempferi forest road system
2009/8/24
The effects of forest type, topography, and understory vegetation on infiltration rates were investigated in the Tokoro and Abashiri River watersheds, in eastern Hokkaido. This study was performed in ...