Week 1: Soil Colloids, properties
Soil colloids are the most active constituent of the soil and it determine the physical and chemical properties of the soil. They are very small particles which are one-thousandth of a millimetre (0.0001 mm; 0.0004 in) small. Like other soil particles, some colloids are minerals, whereas others are organic.
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Course Material
- Week 1: Time table
- Week 1: Introduction to Soil Science-II (SAES-5802)
- Week 1: Soil Colloids, properties
- Week 1: Types of soil colloids
- Week 2: Sources of charges on soil colloids
- Week 3: Mineralogical organization of soil colloids
- Week 4: Ion exchange
- Week 5: Cation and anion exchange capacity
- Week 6: Basic cation saturation percentage
- Week 7: Soil pH and Buffering capacity
- Week 8: Soil organic matter
- Week 9: Soil organic matter: sources, composition and functions
- Week 10: Essential elements for plants
- Week 11: Nitrogen; Nitrogen cycle
- Week 12: Phosphorus functions, importance and cycle
- Week 13: Salt-affected soils
- Week 14: Waterlogged soils
- Week 15: Soil erosion
- Week 16: Environmental impact of agricultural waste
- Week 16: Environmental impact of industrial waste
- Practicals: Determination of NPK percentages from given samples of fertilizers
- Chapters 21
- Department College of Agriculture
- Teacher
Dr. Noor-us-Sabah
