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 Form 4 Geography online lessons on land reclamation and rehabilitation

Factors determining the amount of water required for irrigation

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Answer Text:
Factors Determining the Amount of Water Required for Irrigation
a) Climate: Areas receiving low rainfall require more water.
b) Soils: Sandy soils require more water than clays due to low water retention ability.
c) Crop: Paddy rice requires water logged soils while vegetables require wet and well drained soils.
d) Size of fields: Small plots require small amounts of water
while large plots require large amount of water.


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