搜索结果: 1-15 共查到“农学 restoration”相关记录30条 . 查询时间(0.171 秒)
Assessing Restoration Potential of Fragmented and Degraded Fagaceae Forests in Meghalaya, North-East India
species composition fagaceae keystone restoration potential anthropogenic disturbance fragmented forests sprouting
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2024/1/19
The montane subtropical broad-leaved humid forests of Meghalaya (Northeast India) are highly diverse and situated at the transition zone between the Eastern Himalayas and Indo-Burma biodiversity hotsp...
Establishment of Regional Phytoremediation Buffer Systems for Ecological Restoration in the Great Lakes Basin, USA. I. Genotype × Environment Interactions
ecosystem services multi-environmental trials (MET) phenotypic plasticity phyto buffers phyto-recurrent selection phytotechnologies poplars Populus
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2024/1/10
Poplar remediation systems are ideal for reducing runoff, cleaning groundwater, and delivering ecosystem services to the North American Great Lakes and globally. We used phyto-recurrent selection (PRS...
A Planted Forest Mapping Method Based on Long-Term Change Trend Features Derived from Dense Landsat Time Series in an Ecological Restoration Region
planted forests long-term change trend features Landsat time series Google Earth Engine random forest NDVI
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2023/12/1
Planted forests provide a variety of meaningful ecological functions and services, which is a major approach for ecological restoration, especially in arid areas. However, mapping planted forests with...
Forest Dynamics Models for Conservation, Restoration, and Management of Small Forests
simulation model smixed-species models spatially explicit model sempirical models process-based models mechanistic models
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2023/11/30
Globally, there are myriad situations in which people aim to conserve, restore, or manage forest ecosystems at small spatial scales of 50 ha or less. To inform management, forest dynamics models provi...
Soil Organic Nitrogen Components and N?Cycling Enzyme Activities Following Vegetation Restoration of Cropland in Danxia Degraded Region
reforestation succession forest vegetation pine plantations karst
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2023/11/22
This study outlines research performed on experimental plots established in forest plantations and in natural black pine forests. The objective of the study was to determine the habitat factors that h...
Soil Fungal Diversity and Functionality Changes Associated with Multispecies Restoration of Pinus massoniana Plantation in Subtropical China
biogeochemical process carbon cycling diversity guild mycorrhizal fungi tree species
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2023/11/22
Soil fungi play a critical role in the carbon and nutrient cycling of forest ecosystems. Identifying the composition of soil fungi in response to the broadleaf restoration of Pinus massoniana plantati...
Tree Communities in Three-Year-Old Post-Mining Sites Under Different Forest Restoration Techniques in the Brazilian Amazon
dispersal importance value index pollination seed sources
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2024/2/4
Forest loss and degradation in the Brazilian Amazon due to mining activities has been intense for many years. To reverse this situation, a range of restoration programs for deforested and degraded are...
Impacts of forest restoration on soil erosion in the Three Gorges Reservoir area, China
Soil loss Land degradation Ecological restoration Forest landscape restoration The Three Gorges Reservoir area (TGRA)
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2024/2/4
Vegetation recovery is a promising strategy to mitigate soil loss risk across different landscapes and human disturbance levels. Uncertainties still exist in the impacts of forest restoration on soil ...
Forest Structure, Wood Standing Stock, and Tree Biomass in Different Restoration Systems in the Brazilian Atlantic Forest
tropical semideciduous seasonal forest ecological restoration agroforestry ecosystem services Legal Reserve
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2024/3/5
Reliable estimates of tree growth and wood yield are fundamental to support the management of restored forests and better reconcile the objectives of recovering biodiversity with the provision of ecos...
Production and soil restoration effect of pioneer tree species in a region of allochthonous Norway spruce dieback
forest transformation regeneration methods birch aspen wood production soil chemistry
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2017/4/6
The paper analyses the growth, structure, production and soil chemistry of different tree species stands 20 years after allochthonous spruce dieback. The experiment was carried out at lower altitudes ...
Downy Brome (Bromus tectorum) Control for Pipeline Restoration
Cheatgrass oil and gas development propagule supply seed dispersal soil bulk density soil compaction
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2015/12/26
Energy-extraction disturbances entail soil handling and often have large edge-to-area ratios. These characteristics should be considered when designing weed-control strategies. In western North Americ...
Growth and development of silver fir (Abies alba Mill.) regeneration and restoration of the species in the Karkonosze Mountains
natural regeneration planting light biometric measurements
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2015/3/12
The main task of the study was to investigate the growth conditions of silver fir natural regeneration in the Karkonosze Mts. (Poland). The paper examines the quantity and quality of light reaching th...
Restoration of forest soils on reforested abandoned agricultural lands
afforestation agricultural land soil restoration species composition humus forms litter formation
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2015/2/2
Restoration of forest soil character after the change of agricultural land use has not been studied yet despite the large areas reforested since the late 40ies of the last century. This process takes ...
National forest landscape restoration guidelines developed under 2008-09 Biennial Work Program activity PPA43/225 which promoted the implementation of guidelines for the management of secondary tropical forests, the restoration of degraded tropical forests and rehabilitation of degraded forest land
National forest landscape Biennial Work Program secondary tropical forests tropical forests degraded forest land
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2014/3/6
National forest landscape restoration guidelines developed under 2008-09 Biennial Work Program activity PPA43/225 which promoted the implementation of guidelines for the management of secondary tropic...
Effects of grasses on sapling establishment and the role of transplanted saplings on the light environment of pastures: implications for tropical forest restoration
Degradation Light incidence Mexico Rain forest Recovery
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2015/11/13
Saplings had high survival (49–88%) regardless of the presence of
grasses. In the presence of grasses, growth of surviving saplings either
increased or was not impacted, and in only one out of eight...