搜索结果: 1-15 共查到“知识库 理学 Biomass”相关记录132条 . 查询时间(0.064 秒)
andscape Estimates of Habitat Types, Plant Biomass, and Invertebrate Densities in a Georgia Salt Marsh
Habitat Types Plant Biomass Invertebrate Densities
2015/7/16
Salt marshes often contain remarkable spatial heterogeneity at multiple scales across the landscape. A combination of advanced remote-sensing approaches (hyperspectral imagery and lidar) and conventio...
Estimating Zooplankton Biomass Distribution in the Water Column Near the Endeavour Segment of Juan de Fuca Ridge Using Acoustic Backscatter and Concurrently Towed Nets
Estimating Zooplankton Biomass Water Column Near Endeavour Segment Juan de Fuca Ridge Acoustic Backscatter Concurrently Towed Nets
2015/7/14
Logistical challenges, time, and the cost of towed net surveys make it difficult to obtain estimates of secondary biomass and production in the open ocean outside the summer sampling season. Alternate...
The content of insoluble fibre and crude protein value of the aboveground biomass of Amaranthus cruentus and A. hypochondriacus
amaranth varieties vegetation stage NDF – neutral detergent fibre ADF – acid detergent fibre ADL – a
2015/6/4
Twenty samples of the aboveground biomass of Amaranthus cruentus (varieties Olpir, Amar 2 RR-R 150, and A 200 D) and A. hypochondriacus (variety No. 1008) were analysed to determine their nutritional ...
Biomass allocation of chestnut oak (Quercus castaneifolia C.A. Mey) seedlings: effects of provenance and light gradient
leaf to root ratio Hyrcanian forest adaptation
2015/5/5
Patterns of biomass allocation were determined for seedlings of five provenances of Quercus castaneifolia from west to east of the Hyrcanian forest along a rainfall gradient. Experimental design was e...
Microbial biomass and basal respiration of selected Sub-Antarctic and Antarctic soils in the areas of some Russian polar stations
Antarctica where soil biological ecological survey soil Antarctica landscape soil investigation
2015/1/6
Antarctica is a unique place for soil, biological, and ecological investigations. Soils of Antarctica have been studied intensively during the last century, when different national Antarctic expeditio...
Optimization of a prognostic biosphere model for terrestrial biomass and atmospheric CO2 variability
prognostic biosphere model terrestrial biomass atmospheric CO2 variability
2014/12/19
This study investigates the capacity of a prognostic biosphere model to simulate global variability in atmospheric CO2 concentrations and vegetation carbon dynamics under current environmental conditi...
Effects of vegetation structure on biomass accumulation in a Balanced Optimality Structure Vegetation Model (BOSVM v1.0)
Balanced Optimality Structure Vegetation Model vegetation structure
2014/12/18
A myriad of interactions exist between vegetation
and local climate for arid and semi-arid regions. Vegetation
function, structure and individual behavior have large impacts on carbon–water–energy b...
A model for global biomass burning in preindustrial time: LPJ-LMfire (v1.0)
global biomass pre industrial time LPJ-LMfire
2014/12/12
Fire is the primary disturbance factor in many terrestrial ecosystems. Wildfire alters vegetation structure and composition, affects carbon storage and biogeochemical cycling, and results in the relea...
Sustainable Biofuels Production Through Understanding Fundamental Bacterial Pathways Involved in Biomass Degradation and Sugar Utilization
Biofuels, Biomass Degradation, Simultaneous Utilization, Clostridium phytofermentans
2014/12/12
Genomic analysis and physiological experiments conducted on the lignocellulosic biomass degrading bacterium C. phytofermentans, indicates that it can degrade and utilize a wide-range of carbohydrates ...
Validation of modelled forest biomass in Germany using BETHY/DLR
BETHY/DLR modelled forest biomass
2014/12/9
We present a new approach to the validation
of modelled forest Net Primary Productivity (NPP), using
empirical data on the mean annual increment, or MAI, in
above-ground forest stock. T
Phosphorus enrichment and carbon depletion contribute to high Microcystis biomass and microcystin concentrations in Ugandan lakes
Phosphorus enrichment carbon depletion contribute
2014/4/2
We investigated the factors influencing cyanobacterial biomass and microcystin (MC) concentrations in several
Ugandan lakes from September 2008 to February 2009. We characterized thermal structure, l...
ESTIMATION OF BIOMASS POTENTIAL BASED ON CLASSIFICATION AND HEIGHT INFORMATION
Resources Monitoring Satellite DEM Extraction Spatial Infrastructures Sustainable
2014/4/24
On the way to make energy supply independent from fossil resources more and more renewable energy sources have to be explored. Biomass has become an important energy resource during the last years and...
Exploiting Potentials from Interdisciplinary Perspectives with Reference to Global Atmosphere and Biomass Burning Management
Ultrafine particles PNEF (Particle Number Emission Factor) Global estimate Biomass burning management Sustainability science
2016/3/28
Biomass burning emitted aerosols are subject of concern in different disciplinary researches from different perspectives
(climate change science from shift of balance in radiative forcing having seve...
Forest Biomass Estimation Based on Remote Sensing Method for North Daxingan Mountains
BP Neutral Net Forest Biomass Landsat TM Data Multiple Linear Regression
2011/12/20
Using the Landsat 5 TM images in 2002 as source data，the paper constructed individual tree biomass models of seven principal species based on the data from field surveying and fixed Plots in Tahe and ...
Highly Efficient Synthesis of Clean Biofuels from Biomass Using FeCuZnAlK Catalyst
Biomass Biofuel Higher alcohol Liquid hydrocarbon FeCuZnAlK catalyst
2012/4/5
Highly efficient synthesis of clean biofuels using the bio-syngas obtained from biomass gasi-fication was performed over Fe1.5Cu1Zn1Al1K0.117 catalyst. The maximum biofuel yield from the bio-syngas re...