Introduction to Soil Science pdf

Download free pdf of the book of Introduction to Soil Science

Book Detail: Introduction to Soil Science

Language:  English

Pages: 193

Author: TNAU

Click  to download pdf book

CONTENTS

1. Soil – Pedological and edaphological concepts1-4

2. Origin of the earth – Earth’s crust – Composition5-15

3. Rocks and minerals16-36

4. Weathering37-47

5. Soil formation factors and processes – Components of soils48-61

6. Soil profile62-64

7. Soil physical properties – Soil texture – Textural classes – Particle size analysis65-72

8. Soil structure – Classification73-81

9. Soil aggregates – significance – Soil consistency – Soil crusting – Bulk density and particle density of soils & porosity – their significance and manipulation82-89

10. Soil compaction – Soil Colour – Soil water90-98

11. Retention and potentials – Soil moisture constants99-106

12. Movement of soil water – Infiltration, percolation, permeability – Drainage – Methods of determination of soil moisture107-113

13. Thermal properties of soils – Soil temperature – Soil air – Gaseous exchange –Influence of soil temperature and air on plant growth114-122

14. Soil colloids – Properties, nature, types and significance123-129

15. Layer silicate clays – their genesis and sources of charges130-145

16. Adsorption of ions–Ion exchange–CEC& AEC – Factors influencing ion exchange -Significance.146-155

17. Soil organic matter – Composition – Decomposability156-164

18. Humus – Fractionation of organic matter165-168

19. Carbon cycle – C:N ratio. Soil biology – Biomass – Soil organisms – Their beneficial and harmful roles.169-189