James F. Power, Rajendra Prasad

Soil Fertility Management for Sustainable Agriculture

• Gebundenes Buch

Produktbeschreibung

Sustainability of agricultural systems is a major global concern due to population growth and a number of environmental factors. This book addresses the key to the development of sustainable agriculture-management of soil fertility. Combining data from temperate and tropical regions, it presents a complete picture of how various soils can best be managed under widely different environmental conditions. Soil Fertility Management for Sustainable Agriculture is an excellent reference for environmental and agricultural professionals as well as a textbook for undergraduate and graduate students preparing for a career in agriculture or soil fertility management.

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Produktdetails

• Verlag: CRC Press
• Seitenzahl: 384
• Erscheinungstermin: 30. Juni 1997
• Englisch
• Abmessung: 240mm x 161mm x 25mm
• Gewicht: 740g
• ISBN-13: 9781566702546
• ISBN-10: 1566702542
• Artikelnr.: 21988896

Autorenporträt

James F. Power, Rajendra Prasad

Inhaltsangabe

IntroductionSustainable Agriculture: Definitions and GoalsFactors
Determining SustainabilitySoil Fertility Essential Plant NutrientsCriteria
for EssentialityBasis for Classification of Nutrients as Primary,
Secondary, and MicronutrientsPrimary Nutrients, Secondary Nutrients, and
MicronutrientsFunctions of Essential Nutrients in PlantsSoil the
SustainerSoil Organic MatterSoil WaterSoil AirSoil Mineral MatterSoil
ColloidsSoil Living OrganismsSoil ColloidsClay MineralsOxide
MineralsOrganic MatterHumus, Its Structure and PropertiesC:N RatioFactors
Affecting the Organic-Matter Content of SoilsSoil AcidityAcidsThe pH
ConceptDetermination of Soil pHActive and Potential AcidityBuffering
CapacityNature of Soil AcidityFactors Affecting Soil AciditySoil pH and
Crop ProductionLime RequirementLiming MaterialsFineness of LimestoneSoil
Salinity and SodicityCoverage and Special FeaturesCriteria for Determining
Salinity/Sodicity ClassificationReclamation and Management of Saline
SoilsCrop Production on Saline SoilsReclamation and Management of Sodic
SoilsCrop Production on Sodic SoilsNitrogenSoil Organic N Mineralization of
Soil Organic NitrogenFactors Affecting NitrificationNitrogen
ImmobilizationAmmonium Fixation (Nonexchangable Ammonium)NH4 vs. NO3-
Nutrition of PlantsBiological Nitrogen FixationNitrogen Fertilizers or
Industrial Nitrogen FixationEfficient Nitrogen ManagementIncreasing N Use
EfficiencyNitrogen Availability IndicesNitrogen-Deficiency
SymptomsPhosphorusSoil PhosphorusPhosphate Retention or Fixation in
SoilFactors Affecting the Retention of Phosphorus by SoilPhosphate
Fertilizer Reaction Products in SoilIntensity (I) and Quantity (Q) Factors
in Phosphorus AvailabilitySoil Testing for PhosphorusPhosphorus-Deficiency
Sym