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[1 - 11]
| Records 1 thru 11 of 11
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01. | Title: Agricultural Nitrogen Trends in the Mississippi Basin, 1949-1997
Author(s): Burkart, M. R.; James, D. E.
Publisher: U. S. Department of Agriculture, Agricultural Research Service, National Soil Tilth Laboratory
Resource Availability: No Guarantee
NAL Subject: hypoxia/ nutrient enrichment/ nitrate nitrogen/ pollution load/ agricultural runoff/ fertilizers/ ammonia/ animal manures/ mineralization/ crop residues/ nitrogen fixation/ legumes/ atmospheric deposition/ denitrification/ harvesting/ temporal variation/ geographical distribution/ Census of Agriculture/ census data/ Mississippi River/ Gulf of Mexico/
Date: 2001-00-00
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02. | Title: Geographic Distribution of Excess Agricultural Nitrogen in the Gulf of Mexico
Author(s): Burkart, M.R.; James, D. E.
Publisher: U. S. Department of Agriculture
Resource Availability: No Guarantee
NAL Subject: hypoxia/ nutrient enrichment/ nitrate nitrogen/ pollution load/ agricultural runoff/ fertilizers/ ammonia/ animal manures/ mineralization/ crop residues/ nitrogen fixation/ legumes/ atmospheric deposition/ denitrification/ harvesting/ temporal variation/ geographical distribution/ Census of Agriculture/ census data/ Mississippi River/ Gulf of Mexico/
Date: 2001-00-00
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03. | Title: Harvesting, Propagating and Planting Wetland Plants
Author(s): Hoag, J.C.
Publisher: U.S. Department of Agriculture
Resource Availability: No Guarantee
NAL Subject: aquatic plant culture/ plant propagation/ plant establishment/ planting/ direct seeding/ conservation plants/ soil conservation/
Date: 2000-07-00
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04. | Title: Impacts of harvesting in wetlands: results from studies at Auburn University
Author(s): Lockaby, B.G.; Rummer, R.
Publisher: U. S. Department of Agriculture
Resource Availability: No Guarantee
NAL Subject: forest management/ riparian forests/ wetlands/ lowland forests/ pollution control/ nonpoint source pollution/ silvicultural practices/ ground vegetation/ forest regeneration/ water quality/ saturated hydraulic conductivity/ hydrologic factors/ soil nutrient dynamics/ wildlife habitats/ bioindicators/ road construction/ forest roads/ Southeastern United States/
Date: 1996-11-00
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05. | Title: Influence of harvesting on biogeochemical exchange in sheetflow and soil processes in a eutrophic floodplain forest
Author(s): Lockaby, B.G.; Clawson, R.G.; Flynn, K.; Rummer, R.; Meadows, S.; Stokes, B; Stanturf, J.
Publisher: U.S. Department of Agriculture
Resource Availability: No Guarantee
NAL Subject: riparian forests/ floodplains/ wetlands/ biogeochemical cycles/ water quality/ silvicultural practices/ logging/ water flow/ watershed hydrology/ hydrochemistry/ nitrate nitrogen/ phosphorus/ trace elements/ dissolved organic carbon/ total dissolved solids/ total suspended solids/ sedimentation/ oxidation/ saturated hydraulic conductivity/ bulk density/ Georgia/
Date: 1997-00-00
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06. | Title: Influences of harvesting on functions of floodplain forests associated with low-order, blackwater streams
Author(s): Lockaby, B.G.; Jones, R.H.; Clawson, R.G.; Meadows, J.S.; Stanturf, J.A.; Thornton, F.C.
Publisher: U.S. Department of Agriculture
Resource Availability: No Guarantee
NAL Subject: floodplains/ wetlands/ riparian forests/ lowland forests/ silviculture/ logging/ streams/ organic soils/ soil nutrient dynamics/ water quality/ surface water/ groundwater/ nitrate nitrogen/ phosphorus/ total suspended solids/ biochemical oxygen demand/ hydrologic factors/ natural regeneration/ forest litter/ biodegradation/ field experimentation/ Southeastern United States/
Date: 1997-00-00
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07. | Title: Long-Term Sedimentation Effects of Different Patterns of Timber Harvesting
Author(s): Ziemer, R. R.; Lewis, J.; Lisle, T. E.; Rice, R. M.
Publisher: U.S. Department of Agriculture
Resource Availability: No Guarantee
NAL Subject: forested watersheds/ forest management/ logging/ clearcutting/ statistical analysis/ environmental models/ Monte Carlo method/ soil erosion/ sediment transport/ stream channels/ fish eggs/ animal health/ aquatic habitat/ coasts/ California/ Oregon/
Date: 1991-00-00
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08. | Title: Remote Sensing and Water Resources: Proceedings of the International Workshop / Télédétection et Ressources en Eau: Actes de l?atelier international
Author(s): Food and Agriculture Organization
Publisher: Food and Agriculture Organzation of the United Nations (FAO)
Resource Availability: No Guarantee
NAL Subject: remote sensing/ geographic information systems/ water resources/ hydrologic models/ watershed management/ irrigation/ water harvesting/ local government/ soil hydraulic properties/ soil water balance/ runoff/ evapotranspiration/
Date: 1997-01-01
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09. | Title: Sediment and Runoff Losses following Harvesting/Site Prep Operations on a Piedmont Soil in Alabama
Author(s): Grace, J.M. III; Carter, E.A.
Publisher: U.S. Department of Agriculture
Resource Availability: No Guarantee
NAL Subject: forest management/ silvicultural practices/ logging/ clearcutting/ soil erosion/ runoff/ sediment yield/ statistical analysis/ Pinus taeda/ Alabama/
Date: 2001-00-00
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10. | Title: Soil and Water Conservation in Semi-Arid Areas
Author(s): Hudson, N. W.
Publisher: Food and Agriculture Organzation of the United Nations (FAO)
Resource Availability: No Guarantee
NAL Subject: water conservation/ soil conservation/ semiarid zones/ arid lands/ drought/ social impact/ soil erosion/ rainfall/ climatic factors/ semiarid soils/ agricultural land/ conservation practices/ conservation tillage/ water use efficiency/ terraces/ water management/ irrigation systems/ drainage systems/ water harvesting/ soil water storage/ groundwater/ grazing management/ agroforestry/
Date: 1987-00-00
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11. | Title: Water Harvesting for Upgrading of Rainfed Agriculture: Problem Analysis and Research Needs
Author(s): Falkenmark, M.; Fox, P.; Persson, G.; Rockström, J.
Publisher: Stockholm International Water Institute
Resource Availability: No Guarantee
NAL Subject: dryland farming/ water harvesting/ water conservation/ drought/ water management/
Date: 2003-04-09
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