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ZIMSEC O-Level Agriculture (4001)

Farm Power, Tools and Structures: notes

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Power

  • Human power: hand tools such as hoes, rakes and spades.
  • Animal power: oxen and donkeys pull ploughs and carts.
  • Mechanical power: tractors and engines.

Tools and Machines

  • Plough: cuts and turns the soil.
  • Harrow: breaks clods and levels the seedbed.
  • Planter: sows seed at an even depth and spacing.
  • Care: clean tools after use, oil moving parts and store them dry.

Structures

  • Dip tank: holds acaricide to kill ticks.
  • Granary: stores grain off the ground, away from rats and damp.
  • Fences: keep animals in or out. Live fences use trees or shrubs.

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