The website has the complete lesson note for all the subjects in secondary school but this piece showcases the Lesson Note On The Meaning and Description of Pre-Planting Operation. You can use the website search button to filter out the subject of interest to you.
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Sub–Topic 2:
This is the process of breaking up the soil into large clods.
It buries the weeds and loosens the soil, making it possible and easy for crop roots to penetrate and for air and water to reach the roots of crops.
This is the first and primary tillage operation.
This involves breaking up (pulverizing) the soil into smaller clods after the initial ploughing, and in readiness for planting or ridging.
Ridges, heaps, or mounds serve the same purpose in crop production. Ridges are made at right angles to the slope, using hoe or a tractor driven mould-board disc ridger
Principles of floatation:
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