搜索结果: 106-120 共查到“农学 Biomass”相关记录185条 . 查询时间(0.23 秒)
Biomass energy resources utilisation and waste management
Biomass Energy Sources Resource Utilisation Waste Management
2013/2/27
This Article discusses a comprehensive review of biomass energy sources, environment and sustainable development. This includes all the biomass energy technologies, energy efficiency systems, energy c...
Forest Biomass Availability Analysis and Large-Scale Supply Options
Logistics Forest Residues Supply Chain Biorefinery
2013/3/4
Finnish forest companies aim to produce biodiesel based on the Fischer-Tropsch process from forest residues. This study presents method to evaluate biomass availability and supply costs to the selecte...
Carbon Stock Changes in Soil and Aboveground Biomass from House Lot Development in King County, Washington, USA
Land-Use Change Carbon, Urban Soils Emissions Urban Growth Development
2013/3/4
Fossil fuel burning and deforestation have driven dramatic increases in atmospheric CO2 since the industrial revolution. However, forests in the northern temperate region sequester a substantial (~0.6...
Hydrogel amendment to sandy soil reduces irrigation frequency and improves the biomass of Agrostis stolonifera
Sand Water Use Efficiency Hydrogel Irrigation Biomass Agrostis Stolonifera
2013/3/5
Soil water potential indicates the water status of the soil and the need for irrigation. The effect of hydrogel amendment to the upper sand soil layer on water infiltration into the lower un-amended s...
Community Structure, Diversity, Biomass and Net Production in a Rehabilitated Subtropical Forest in North India
Diversity Community Structure Concentration of Dominance Biomass Production Litter Fine Root
2013/3/4
Gangetic alluvial plain in north India constitutes significant proportions of barren sodic lands. A representative site, where afforestation was carried out during 1960s to rehabilitate the site under...
Effects of nitrogen and harvesting time on chemical composition of biomass of Sudan grass, fodder sorghum, and their hybrid
Chemical composition fodder sorghum harvest period
2011/6/29
The subject of this study is 2-year variability research (2007 and 2008) of the chemical composition of naturally dried biomass samples of 3 different sorghum species, which are widely used in the sou...
Total carbon stocks and carbon accumulation in living tree biomass in forest ecosystems of Turkey
AFOLU carbon accumulation carbon stock forest Turkey
2011/6/29
In this study, the carbon stocks of forests of Turkey were examined by taking the national forest inventory completed in 2004 as a basis. Furthermore, the annual accumulations of carbon in the above- ...
Dry Matter Productivity of High Biomass Sugarcane in Upland and Paddy Fields in the Kanto Region of Japan
Erianthus spp., sorghum Dry Matter Productivity High Biomass Sugarcane
2010/10/25
Eight high biomass sugarcane clones and two commercial sugarcane cultivars were planted in upland and paddy fields in Tsukuba in 2003-2005 to identify a new crop suitable for abandoned
paddy fields i...
Study on Effectiveness of Various Biofertilizers on the Growth & Biomass Production of Selected Vegetables
Green vegetables Biofertilizers&Biomanures Plot&Pot Experiment Morphological parameters
2010/11/15
The present study was carried out to investigate the effect of different biofertilizers on the
growth and biomass production of Amaranthus and Harden pea. The biofertilizers were applied
individuall...
Biomass accumulation, weed dynamics and nitrogen uptake by winter cover crops in a warm-temperate region of South Africa
Biomass yield conservation agriculture cover crops weeds dynamics
2011/1/11
Production of large biomass yields and weed suppression from cover crops have been major constraints affecting success and uptake of conservation agriculture technologies by smallholder irrigation far...
USDA Highlights Early Successes in Biomass Crop Assistance Program
Early Successes Biomass Crop Assistance Program
2010/4/29
USDA Farm Service Agency Administrator Jonathan Coppess said today that biomass producers, energy facilities and communities are benefitting from USDA's innovative Biomass Crop Assistance Program (BCA...
Oil palm composted biomass: A review of the preparation, utilization, handling and storage
Oil palm composted biomass preparation utilization handling storage
2011/1/11
The preparation, utilization, handling and storage of oil palm composted biomass were reviewed in the present study. The preparation of the compost was found generally to be catalyzed by microorganism...
Growth Performance and Biomass Partitioning of the Desert Shrub Calotropis Procera under Water Stress Conditions
Calotropis procera water stress biomass partitioning growth RGR NAR
2010/11/15
Calotropis procera, is a spreading drought resistant desert shrub, grows in semi arid and arid
regions in South West Asia and Africa. It has been widely used in the traditional medicine in the tropic...
AIR TEMPERATURE AND SUNLIGHT INTENSITY OF DIFFERENT GROWING PERIOD AFFECTS THE BIOMASS, LEAF COLOR AND BETACYANIN PIGMENT ACCUMULATIONS IN RED AMARANTH (Amaranthus tricolor L.)
Amaranthus tricolor air temperature sunlight intensity
2010/12/8
The objectives of this study were to determine the effects of daily air temperature and sunlight intensity variations on biomass production, leaf color and betacyanin accumulations in red amaranth (Am...
THE INFLUENCE OF UNDERSOWN CROPS AND STRAW BIOMASS ON YIELD AND NUTRITIONAL VALUE OF POTATO TUBERS
undersown crop yield nutritive value of tubers
2010/12/8
The paper presents the results of research carried out over 2001-2003 which aimed at describing the influence of undersown crops and spring barley straw fertilization on chemical composition of table ...