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In the reservoir type of irrigation system, water is impounded for irrigation and domestic use by constructing a small water impounding dam along a river.
In the reservoir type of irrigation system, water is impounded for irrigation and domestic use by constructing a small water impounding dam along a river.
False
The rotation method in irrigation systems is used to ensure uneven distribution of available water supply.
The rotation method in irrigation systems is used to ensure uneven distribution of available water supply.
False
In the run-off-the-river type of irrigation system, water level rises when the water outlet is opened, allowing diversion to canals and laterals.
In the run-off-the-river type of irrigation system, water level rises when the water outlet is opened, allowing diversion to canals and laterals.
False
The pumping type of irrigation system uses pumps powered by wind energy to draw water from underground sources.
The pumping type of irrigation system uses pumps powered by wind energy to draw water from underground sources.
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During periods of high flow in the run-off-the-river type, the continuous method is usually practiced due to the abundant water supply.
During periods of high flow in the run-off-the-river type, the continuous method is usually practiced due to the abundant water supply.
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Rice paddies should never be allowed to dry and have cracks to avoid water seepage, making irrigation more expensive.
Rice paddies should never be allowed to dry and have cracks to avoid water seepage, making irrigation more expensive.
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Flooding the field helps prevent the growth of weeds.
Flooding the field helps prevent the growth of weeds.
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The amount of water lost through evaporation is not influenced by weather conditions.
The amount of water lost through evaporation is not influenced by weather conditions.
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Late maturing rice varieties generally require less water compared to early maturing varieties.
Late maturing rice varieties generally require less water compared to early maturing varieties.
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Percolation is minimized in rice paddies that are well-puddled.
Percolation is minimized in rice paddies that are well-puddled.
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