Courses Catalogue

Soil Science

COURSE CODE: ENV1103
COURSE CREDIT UNIT: 4
ACADEMIC PROGRAMME: Environmental Management, Bsc
COLLEGE/SCHOOL/FACULTY: School of Natural and Applied Sciences
STATUS: Core
PROGRAMME TYPE: Undergraduate

Course Content and Outline

COURSE CONTENT

 

Topic

CH

Introduction to Soil Science

§  Soil Composition, Soil components, Soil Genesis and formation, Soil weathering and materials, Soil forming materials, Factors for soil formation

6

Basic Principles of Soil Survey and classification

§  Soil survey, Mapping Unit, Principles of soil survey, Type of Survey, Principles of classification: Why do we classify? Major ways of classifying soils.

6

Soil profile

§  Introduction, Development of soil profile horizons, Leaching and profile formation.

4

Mechanical soil properties

§  Physical properties, Soil depth, Soil texture, Soil structure, Soil organisms and soil quality.

4

Chemical soil properties and soil reactions

§  Soil colloids, Soil PH and Exchangeable nutrients,                                                           Cation exchange capacity (CEC), Buffers in soil.

 

4

Soil fertility

§  Soil nutrients (actual and exchangeable soil nutrients), Organic matter in the soil, Organic matter decomposition and food web(carbon, nitrogen)

 

6

Soil substances and conventional fertilizers

§  Non-humic substances: inorganic and artificial fertilizers, Humic substances- compounds and functions of humus, Natural factors influencing the amount of organic matter, Nutrients cycles, The nitrogen cycle, The carbon cycle.

9

Soil degradation and Conservation

§  Degradation causes and affects, How to encourage healthy soil biology, Agronomic soil conservation measures, Mechanical Soil conservation measures, Soil biological community and management.

12

Soil Quality (SQ); Practicals and Soil analyses

 

9

MODE OF DELIVERY

  • Lectures
  • Reading assignments
  • Practical assignments
  • Hands-on work in the industry

 

INSTRUCTIONAL MATERIALS AND / OR EQUIPMENT

  • Whiteboard and Markers
  • Flip Charts
  • LCD Projectors
  • CDs, DVDs and Tapes