Week 11: Nitrogen; Nitrogen cycle
The nitrogen cycle is the biogeochemical cycle by which nitrogen is converted into multiple chemical forms as it circulates among atmosphere, terrestrial, and marine ecosystems. The conversion of nitrogen can be carried out through both biological and physical processes.
Different steps will be discussed in detail
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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
