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Topics

Fertilizers: Hygroscopicity and Storage
Fertilizers: Manufacture of Phosphatic Fertilizers
Forms and Availability of Soil Water
Infiltration Measurement Using Double Ring Infiltrometer
Micronutrient Deficiency Symptoms
Micronutrients (Molybdenum Functions and Deficiency)
Minerals and Rocks
Nitrogen cycle
Salinity Unit Conversion (Percent to ppm)
Soil Fertility Evaluation and Targeted Yield Concept
Soil Fertility: Nutrient Uptake Mechanisms
Soil Moisture Measurement Instruments
Soil Organic Matter
Soil Organic Matter and Water Holding Capacity
Soil Physical Properties (Porosity and Bulk Density)
Soil Physics and Infiltration Process
Soil Physics: Particle Size Classification
Soil Salinity and Electrical Conductivity
Soil Structure and Clay Mineralogy
Soil Testing and Nutrient Extractants
Soil Tillage and Physical Properties
Soil Water Potential and Hydraulic Head
Soil and Water Conservation
Soil organic carbon estimation by Walkley-Black titration
Soil thermal properties (specific heat of moist soil)
Stages of Water Erosion
Sulphur Transformation and Soil Acidification

List of practice Questions

Assertion (A): Ammonium-based fertilisers are the major contributors to soil acidification.
Reason (R): Especially the non-leachable nitrogen ions which have been taken up by plants contribute to the soil acidity

ICAR AIEEA (PG) - 2024
ICAR AIEEA (PG)
Soil Science
Soil Acidity