Post on 14-Jan-2016
10-10-11
EnvironmentaEnvironmental l
GeologyGeology
James ReichardJames Reichard
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
10-10-22
Chapter 10Chapter 10Soil ResourcesSoil Resources
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Formation of SoilsFormation of Soils
BedrockBedrock RegolithRegolith SedimentSediment
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Formation of SoilsFormation of Soils
WeatheringWeathering PhysicalPhysical
ChemicalChemical Quartz resistant to chemical weatheringQuartz resistant to chemical weathering
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Soil HorizonsSoil Horizons
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Soil ColorSoil Color
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Soil TextureSoil Texture
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Soil Forming FactorsSoil Forming Factors
Parent material Parent material C HorizonC Horizon
OrganismsOrganisms ClimateClimate TopographyTopography TimeTime
PaleosolPaleosol
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Classification of SoilsClassification of Soils
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Engineering ClassificationEngineering Classification
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Soil PropertiesSoil Properties
PorosityPorosity
Soil moisture & Soil moisture & drought resistancedrought resistance
PermeabilityPermeability
Strength & Strength & sensitivitysensitivity
PlasticityPlasticity
CompressibilityCompressibility
Shrink-swellShrink-swell
Ion exchange Ion exchange capacitycapacity
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Soil as a ResourceSoil as a Resource
Agricultural food production Agricultural food production Soil fertilitySoil fertility Essential nutrientsEssential nutrients
Minerals and energyMinerals and energy AluminumAluminum Kaolinite clayKaolinite clay PeatPeat
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Soil LossSoil Loss
Soil erosion Soil erosion NaturalNatural Man-madeMan-made
ConsequencesConsequences
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Soil LossSoil Loss
MitigationMitigation Contour plowingContour plowing Crop strippingCrop stripping No till farmingNo till farming Grassed waterwaysGrassed waterways TerracingTerracing
Stream buffersStream buffers Silt fencesSilt fences Retention basinsRetention basins Slope vegetation Slope vegetation
covercover
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Salinization of SoilsSalinization of Soils
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HardpansHardpans