In this Soil Science, PRC Board TOS Based Reviewer For Upcoming Examination we have covered sub topics from chemical properties of soils.
Topics Covered
Chemical Properties of Soils
1. Chemical composition of soils
Assess the essentiality of fertilizers with macro elements for crop production in relation to the growth of an agricultural country.
Assess the essentiality of fertilizers with micro elements for crop production.
2. Essentiality of macro and micro elements
Illustrate the general appearance of corn plants when deficient in nitrogen, phosphorous, and potassium.
Demonstrate how each of the elements – nitrogen, phosphorous and potassium failed to enter the plant roots at sufficient levels.
3. Soil pH
Demonstrate how soil pH affects the availability of essential elements for plant growth and development.
Evaluate the important factors to consider in the choice of liming materials to be applied.
4. Soil Organisms
Demonstrate how soil macro-organisms affect crop production and their role in the production of organic fertilizers.
Demonstrate how soil micro-organisms affect crop production and their role in the production of organic fertilizers.
