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52 Titles Match Your Query
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1. Inter-disciplinary Forest Ecosystem Research (InFER), Newfoundland, Canada [Canada_CFS_InFER-Nfld]
The Inter-disciplinary Forest Ecosystem Research (InFER) project was established in 1993 to determine the effects of harvesting and silvicultural practices on boreal forest ecosystems. The inter-disciplinary ...


2. Agricultural Online Access (AGRICOLA) Database [USDA_AGRICOLA]
AGRICOLA (AGRICultural OnLine Access) is a bibliographic database of citations to the agricultural literature created by the National Agricultural Library and its cooperators. Production ...


3. Annual Nitrous Oxide (N2O) Emissions on a 1x1 Degree Grid from the Global Emissions Inventory Activity (GEIA), IGBP/IGAC [GEIA_N2O]
The Global Emissions Inventory Activity (GEIA) is an activity of the International Global Atmospheric Chemistry (IGAC) Core Project of the International Geosphere-Biosphere Program (IGBP). ...


4. Arctic Plant and Ecosystem Respiration [arctic_plant_and_ecosystem_respiration]
Measurements of leaf, wood, moss, lichen, root and whole ecosystem respiration made in tussock tundra near Imnavait Creek during the growing seasons of 2010, 2011 and 2012. Measurements were made ...


5. Canadian Intersite Decomposition Experiment [Canada_CFS_CdnIntersiDecompExp]
Several projects are underway to quantitatively model the current and potential changes in the carbon budgets of Canadian forests due to climate change. Information is limited for many of the processes ...


6. Carbon Dioxide Fluxes for Native and Improved Grazinglands. [USDA.ARS.NGPRL.CO2FluxGraze]
(Adapted from abstract presented at ARS Carbon Storage Workshop, Baltimore, MD Jan 1999) PROBLEM: The grasslands ofthe Northern Great Plains are dominated by the C3 wheatgrass- needlegrass and C4 ...


7. Carbon and Nitrogen Balance of a Northern Mixed-grass Prairie as Influenced by Grazing [USDA.ARS.RRRU.MixedGrassCarbon]
(Adapted from Abstract presented at ARS Carbon Storage Workshop, Baltimore, MD, Jan 1999) Problem: Rangeland health and sustainable productivity of our rangelands are becoming a key issues in developing ...


8. Carbon, Nitrogen and Phosphorus Changes in CRP Lands [USDA.ARS.CGPRS.CNPcrp]
(adapted from abstract presented at ARS Carbon Storage Workshop, Jan 1999 Baltimore, MD) Problem: Marginal, highly erodible croplands have been taken out of production and replanted to grasslands ...


9. Characterization of bio-optical properties, the levels of primary and new production, and other carbon fluxes in selected areas of the Humboldt Current System. [GLOBEC_041_CHL_005]   PARENT METADATA
Characterization of bio-optical properties, the levels of primary and new production, and other carbon fluxes in selected areas of the Humboldt Current System in relation to oceanographic conditions. ...


10. Cold adaptation and functionality of the Antarctic Coastal Benthic Zones [ASAC_1165]
Antarctic sediments and sea-ice are important regulators in global biogeochemical and atmospheric cycles. These ecosystems contain a diverse range of bacteria whose biogeochemical roles remains largely ...


11. Crop Residue Decomposition as Affected by Soil Erosion and Tillage, USDA-ARS [USDA.ARS.CPCRC.ResidueDecomp]
This data set is a result of a study to determine the rates of different crop residue decomposition (clover and wheat), under two different cropping regimes (grain sorghum plots with: no till and ...


12. Exopolysaccharides from Antarctic bacteria [ASAC_2348]
Exopolysaccharide (EPS) is complex sugar made by many microbes in the Antarctic marine environment. This project seeks to understand the ecological role of microbial EPS in the Southern Ocean, where ...


13. Green Manure Replacement for Fallow : Effect on Soil Organic Matter [USDA.ARS.NPARL.GreenManureOM]
Problem: Soil organic carbon levels have declined to about 50% of their original levels in much of the Northern Great Plains due to intensive tillage and a wheat - fallow rotation. Findings: A field ...


14. IAI-Data-CRN_012_Austin_POSIT-DEC: The importance of position of senescent material on decomposition and nutrient release [IAIDIS760]   PARENT METADATA
The importance of standing dead material, including coarse woody debris in forests, has been shown to be important in the regeneration of forests, and critical for maintaining a variety of ecosystem ...


15. IAI-Data-CRN_012_VIVANCO_TRIA: Effect of aboveground diversity on belowground processes in Patagonia [IAIDIS738]   PARENT METADATA
We examined the effect of aboveground diversity on belowground processes. Our hypothesis is that aboveground diversity produces long-term effects on soil biota and carbon and nitrogen pools that consequently ...


16. IAI-Data-CRN_012_Yahdjian_drought: Drought effects on ecosystem functioning in a semiarid grass-shrub steppe South of Argentina [IAIDIS744]   PARENT METADATA
We studied drought effects on ecosystem functioning in a semiarid grass-shrub steppe South of Argentina. We designed a 2-year rainfall manipulation experiment where we decreased water input with rainout ...


17. Impacts of CO2 Enrichment on C Sequestration in Native Grasslands [USDA.ARS.SPNRU.CO2enrich]
(Adapted from abstract presented at ARS Carbon Storage Workshop, Baltimore MD, Jan 1999) Problems: During the past few decades the atmospheric concentration of CO2 has been increasing at historically ...


18. Impacts of climate change on Antarctic vascular plants: warming and UV-B radiation [TAD001]
Our research examined the influence of ultraviolet-B radiation (UV-B) and warming on the performance of Antarctic flowering plants (i.e. Deschampsia antarctica, ...


19. Influence of Tillage Management on Soil Quality and Fate of Agricultural Nitrogen [USDA.ARS.NRI.ECL.TillMngt]
(adapted from project description) Problem: The use of no-tillage cropping systems has increased as their advantages in sustainable crop production have been documented. This includes better maintenance ...


20. Jornada-Long Term Ecological Research Network (LTER) [lter_JRN]
The Jornada Long Term Ecological Research (LTER) project focuses on changes in the distribution of soil resources as an index of the impact of vegetation change--desertification--on semiarid lands. ...


21. Latitudinal Gradient Project - Australian contributions [LGP]
This record relates to the Australian component of the Latitudinal Gradient Project. The LGP is largely a New Zealand, US and Italian venture, but a small contribution has been made by Australian ...


22. Long-Term Ecological Research (LTER)/AND003: Coarse Woody Debris Density and Nutrient Content in H.J. Andrews Forest [LTER_AND003]
LTER - Long-Term Ecological Research Program/H.J. Andrews Forest (AND) LTER/AND003 [Summary adapted from the LTER Core Data Set Catalog]: The purpose of this study is to describe the external characteristics ...


23. Long-term Tillage and Cropping Intensity Study :Effects on Organic Matter [USDA.ARS.NPARL.LongTermTillMT]
Problem: Soil organic matter levels have declined to about 50% oftheir original values where wheat/fallow rotations have been practiced using intensive tillage in the Northern Great Plains. Findings: ...


24. Long-term Tillage and Cropping System Effects on Crop Yield and Soil Quality [USDA.ARS.CPCRC.CropSyst]
(adapted from Project Abstract) Problem: Many of the present cropping systems in the steeply-sloping Pacific Northwest dryland region are detrimental to soil quality because of excessive soil erosion ...


25. Mcalister Point Landfill And Davisville Landfill [gomc_269]
Groundwater contaminants and landfill gases are monitored at the landfill.


26. Montane Alternative Silvicultural Systems, British Columbia, Canada [Canada_CFS_MontanAlterSilvicult]
Montane forests have a winter snowpack and are found between 700 and 1100 metres in elevation on central Vancouver Island. They contain a large part of the coastal timber harvest ...


27. Natural spatial subsidies in continental Antarctic soil [K052_2001_2005_NZ_1]   CHILD METADATA
The soils of the McMurdo Dry Valleys are hypothesized to rely on external sources of nutrients (carbon, nitrogen, etc). The importance of these spatial subsidies on productivity and biological diversity ...


28. Partitioning of Carbon and Nitrogen in a Mixed-grass Prairie [USDA.ARS.CGPRS.CNmixedgrass]
(adapted from abstract presented at ARS Carbon Storage Workshop, Jan 1999, Baltimore MD) Problem: To further evaluate the effects of grazing on the C and N dynamics ofa rangeland ecosystem we needed ...


29. Physical, chemical and biological characteristics of soils from the upper Garwood Valley, Ross Sea Region, 2002-2006. [K052_2004_2005_NZ]   PARENT METADATA
These data consist of a number of subsets of soil samples gathered from the upper Garwood Valley in January 2002, January 2003, January 2005 and January 2006. Replicate randomly-located samples of ...


30. Physical, chemical and biological characteristics of soils from the western Wright Vanda (Lake Vanda district), Ross Sea Region, 2006 [K052_2005_2006_NZ]   PARENT METADATA
These data consist of a number of subsets of soil samples gathered from the Wright Valley in January 2006. Replicate randomly-located samples of surface soils to 10 cm depth have been gathered from ...


31. Pressure effects On marine prokaryoTES (POTES) [POTES]
The ANR POTES program (Pressure effects On marine prokaryoTES) project concerns the role of marine micro-organisms in the mineralization of particulate (POM) and dissolved (DOM) organic matter and ...


32. Ren? Pomerleau Herbarium Catalogue, Quebec, Canada [Canada_CFS_RBHerbCatalogue]
The Ren? Pomerleau Herbarium Catalogue contains primary data on the fungal specimens housed at the centre. The catalogue contains species identification information; records of place, date, and other ...


33. Report on invertebrate field work, Macquarie Island, December 1986-January 1987 [Invert_MI_86-87]
From the report available for download: A number of biologists have collected terrestrial invertebrates on Macquarie Island in previous years. Of these, K. Watson spent a year collecting intensively ...


34. Residue Decomposition Processes and Soil C Storage in Agro-Ecosystems [USDA.ARS.GSWRL.ResidueDecomp]
(Adapted from Abstract presented at ARS Carbon Storage Workshop, Baltimore, MD, Jan 1999) Problems: The combined impact of population increases, industrial expansion, and deforestation has resulted ...


35. Soil Organic Matter Dynamics in Dryland Cropping Systems in the Central Great Plains [USDA.ARS.CGPRS.OMDryland]
Problem: Soil organic matter (SOM) is important to hoid the soil together, eaSily ihfiitrate water, reduce compaction, and to provide nutrients such as N, P,K, S, and micronutrienis. However, the ...


36. Soybean Residue Decomposition as Affected By Tillage, USDA-ARS [USDA.ARS.CPCRC.SoyDecomp]
These data are the fraction of soybean residue remaining over time after harvest. The soybean were planted into wheat at the Bledsoe Research Farm, Pike County GA, on June 24, 1988 and harvested ...


37. The Effect of Goose Grazing on Decomposition Processes in the Arctic [Decomposition_Ny_Alesund]
One of the most important ecosystem processes is decomposition. Decomposition plays a key role in the nutrient cycle, and is one of the main factors limiting plant growth. In addition it can substantially ...


38. The effect of temperature and sulphate availability on the terminal electron flow (to sulphide or methane) in anaerobic Antarctic sediments [K081_2001_2002_NZ_1]
Sediment was collected from a range of ponds from the McMurdo Ice Shelf and returned to New Zealand for laboratory studies. Samples were incubated in long term incubators to determine the relative ...


39. The legacy model vs the subsidy model to explain soil organic matter in the McMurdo Dry Valleys [K052_2004_2006_NZ_1]   CHILD METADATA
The Dry Valleys of Victoria Land, Antarctica, contain naturally simple ecosystems operating under extreme climatic conditions. Nutrients are limited and are thought to come from external sources from ...


40. Various Crop Residue Decomposition in a Growth Chamber, USDA-ARS [USDA.ARS.CPCRC.CropResidue]
These data are from P.B. Ford, M.S. thesis work at the University of GA. The data are the results of a controlled conditions study where the residues of wheat, oats, barley, alfalfa, and sorghum ...


41. Vegetation/Ecosystem Modeling and Analysis Project (VEMAP) gridded annual and monthly biogeographic and biogeochemical time series data [EOSWEBSTER_VEMAP2_4]   PARENT METADATA
The EOS-WEBSTER VEMAP2 Data Collection contains several datasets which provide historical and future climate variables, and monthly and annual biogeochemical model outputs. ...


42. Vegetation/Ecosystem Modeling and Analysis Project (VEMAP) gridded monthly and annual time series data [EOSWEBSTER_VEMAP2]   CHILD METADATA
The EOS-WEBSTER VEMAP2 Data Collection contains several datasets which provide historical and future climate variables, and monthly and annual biogeochemical model outputs. ...


43. Volunteer Dissolved Oxygen Night Survey [gomc_292]
This volunteer team, later dubbed "The Insomniacs", was made up of boat groups from various organizations in the Rhode Island and Massachusetts area with an interest in water quality issues in Narragansett ...


44. Wheat Residue Decomposition as Affected By Tillage, USDA-ARS [USDA.ARS.CPCRC.WheatDecomp]
These data are the fraction of wheat residue remaining over time after harvest. The wheat were planted in the fall at the Bledsoe Research Farm, Pike County GA, 1987 and harvested June 22, 1988. ...


45. plant and animal propagules inadvertently carried into the Antarctic - FATE [FATE]
Data were collected on three sites, see under Purpose. For Falklands Islands there are observations and countings of species, and data on soil respiration (2004, 2005). For all three sites climate ...


46. Plant Root Characteristics and Dynamics in Arctic Tundra Ecosystems, 1960-2012 [Plant_Root_Characteristics_and_Dynamics_Arctic_Tundra_Ecosystems_1960-2012]
Plant roots play a critical role in ecosystem function in arctic tundra, but root dynamics in these ecosystems are poorly understood. To address this knowledge gap, we synthesized available literature ...


47. BOREAS TF-11 DECOMPOSITION DATA OVER THE SSA-FEN [BOREAS_TF11DCOM]
The BOREAS TF-11 team collected several data sets in their efforts to fully describe the flux and site characteristics at the SSA-Fen site. This data set contains decomposition rates of a standard ...


48. LINKAGES: An Individual-based Forest Ecosystem Biogeochemistry Model [LINKAGES]
This model product contains the source codes for version 1 of the individual-based forest ecosystem biogeochemistry model LINKAGES and two subsequent versions as well as example input and output data. ...


49. EFFECTS OF ELEVATED CARBON DIOXIDE ON LITTER CHEMISTRY AND DECOMPOSITION [litter_decomp]
The results of published and unpublished experiments investigating the impacts of elevated carbon dioxide on the chemistry (nitrogen and lignin concentration) of leaf litter and the decomposition ...


50. LBA-ECO CD-08 COARSE WOOD LITTER RESPIRATION AND DECOMPOSITION, MANAUS, BRAZIL [CD08_CWD_MANAUS]
Respiration from coarse litter (trunks and large branches > 10 cm diameter) was studied in central Amazon forests. Respiration rates varied over almost two orders of magnitude (1.003-0.014 mug C g(-1) ...


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