Secondary cultivation and a good tilth
Agriculture · Grade 10 · about 40 minutes
Breaking primary clods into crumbs with harrows and hand tools, aiming at a tilth that is neither cloddy nor powder, matched to the seed.
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- 8 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- The stages of land preparation
- Conservation tillage
- Land clearing on Kenyan farms
- Primary cultivation: ploughs and digging
- Secondary cultivation and a good tilth
- Ridges, beds, furrows and basins
- Hand, ox and tractor tillage tools
- Timing land preparation with Kenyan rains
- Types of tillage compared
- Tillage, moisture, weeds and soil structure
- Conservation tillage on Kenyan shambas
- Preparing a seedbed for a selected crop