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Soil Science and Sustainable Agriculture (Advanced Paper II) [1]

Paper Code: 
LSC 144 L
Credits: 
4
Contact Hours: 
60.00
Max. Marks: 
100.00
12.00
Unit I: 
Basics of Soil Science

 

·         Soil formation: weathering and pedogenesis

·         Soil and subsurface environment

·         Soil profile and its layers

·         Soil properties-physical (density, porosity, texture, soil structure), chemical (inorganic and organic)

·         Soil types in India

Collection and preparation of soil samples for analysis: sampling procedure, preparation of sample for analysis-drying, seiving, grinding, mixing, storing

12.00
Unit II: 
Soil Biology and Biochemistry

 

·         Soil biota, types of organisms in soil

·         Microbial diversity in soil- Microorganisms in surface soils, in shallow subsurface environments, in deep subsurface environments

·         Interactions among soil microorganisms-neutral, positive and negative associations

Humus formation

12.00
Unit III: 
Soil Contamination and Degradation

 

·         Soil contamination due to metals, chemical fertilizers, pesticide and their effects

·         Soil pollution- causes

·         Soil degradation- causes, types (chemical and physical)

Soil conservation

12.00
Unit IV: 
Soil Fertility

 

  • Soil fertility and soil productivity; nutrient sources:
    • Soil nitrogen – forms, symbiotic nitrogen fixation, factors affecting nitrogen fixation
    • Soil phosphorus - forms, mechanism of phosphorus fixation, factors affecting phosphorus availability in soils
    • Soil potassium - forms, mechanism of potassium fixation, factors affecting the potassium fixation in soils
    • Micronutrients – Source of micronutrients in soils; factors affecting their availability
  • Integrated nutrient management

 

12.00
Unit V: 
Sustainable Agriculture

 

·         Principles and objectives of Sustainable Agriculture

·         Sustainable agriculture practices-

o   Organic farming

§  Principles and its scope in India

§  Evolution of organic practice

§  Policies and markets for organic farming

§  Opportunities and Constraints in Organic Farming

o   Bio-fertilizers

§  Characteristic features of biofertilizers

§  Types of biofertilizers

§  Difference between carrier based and liquid biofertilizers

§  Applications of biofertilizers

§  Biofertilizers: storage, shelf life

o    Bio-pesticides

§  Importance

§  Classification of biopesticides

§  Use of biopesticde

§  Applications of biopesticdes

o   Integrated pest management

§  Importance

§  Principles and limitations of IPM

Tools/methods of IPM

Essential Readings: 
  • Aithal, S. C. and Kulkarni, N. S. (2010). Modern Approaches in Soil, Agriculture and Environmental Microbiology. New Delhi. Himalaya Publishing House.
  • Alexander, M. (1977). Introduction to Soil Microbiology. Wiley. New York.
  • Bhatia, S. C. (2011). Environmental Chemistry. New Delhi. CBS Publishers and Distributors Pvt. Ltd.
  • Dubey, R. C. and Maheshwari, D. K. (2013). A Textbook of Microbiology. New Delhi. S.Chand and Company Pvt. Ltd.
  • Gupta, P. K. (2010). A Handbook of Soil, Fertilizer and Manure. Agrobios India.
  • Kolay, A. K. (2017). Basic Concepts of Soil Science. New Delhi. New Age International (P) Ltd. Publishers.
  • Krishna, K. R. (2002). Soil Fertility and Crop Production. New Delhi. Oxford and IBH Publishing Co. Pvt. Ltd.
  • Maier, R. M., Pepper, I. L. and Gerba C. P. (2000). Environmental Microbiology. New York. Academic Press.
  • Manisegaran, S. and Soundararajan, R. P. (2010). Pest Management in Field Crops: Principles and Practices. Agrobios India.
  • Mishra, P. C. (2001). Soil Pollution and Soil Organisms. New Delhi. APH Publishing Corporation.
  • Pal, S. K. (2017). A Textbook of Soil Science. New Delhi. Oxford and IPH Publishing Co. Pvt. Ltd.
  • Pelczar,  M. J., Chan, E. C. S. and Krieg, N. R.(2003). Microbiology.  5th Edn. Tata McGraw-Hill Publishing Company Limited. New Delhi.
  • Rai, M. M. (2002). Principles of Soil Science. Macmillan India Ltd. New Delhi.
  • Sharma, S. (2017). Soil and Biogeography. New Delhi. Random Publications.
  • Shukla, P. K. (2017). Organic Farming Principles, Methods and Practices. Jaipur. Yking Books.
  • Singh, R. P. (2015). Microbiology. New Delhi. Kalyani Publishers.
  • Singh, T., Purohit, S. S. and Parihar, P. (2012). Soil Microbiology. Agrobios India.
  • Sodhi, G. S. (2008). Fundamental Concepts of Environmental Chemistry. New Delhi. Narosa Publishing House.

 

 

 

Academic Year: 
2025-2026 [2]

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[1] https://environment.iisuniv.ac.in/courses/subjects/soil-science-and-sustainable-agriculture-advanced-paper-ii
[2] https://environment.iisuniv.ac.in/academic-year/2025-2026