Weeks | Topics |
1 |
Definition of soil
|
2 |
main ingredient of soil
|
3 |
Factors affecting soil formation
|
4 |
Earth-making events/actions
|
5 |
Physical properties of mineral soils
|
6 |
Soil biology
|
7 |
Soil water
|
8 |
Soil creatures
|
9 |
Clay minerals and bacteria
|
10 |
Erosion formation, consequences and prospects
|
11 |
Plant nutrients
|
12 |
Fertilizers and fertilization techniques
|
13 |
Important of fertilizers and fertilizing
|
14 |
Bringing nutrients to the soil in organic agriculture
|