51.5.2.b - Vertical Drainage (Deep Wells)
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Practice Questions
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What is vertical drainage?
💡 Hint: Think about how we control the water table for crops.
Name one benefit of deep wells.
💡 Hint: How does maintaining a low water table help crops?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of deep wells in vertical drainage?
💡 Hint: Consider why managing the water table is important for crops.
True or False: High salinity can enhance crop growth.
💡 Hint: What happens to plants when they are in saline soils?
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Challenge Problems
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A farmer in a region with high groundwater faces crop failures due to waterlogging. Design a plan using vertical drainage systems.
💡 Hint: Consider both the environmental factors and the crop requirements in your design.
Calculate the flow rate needed for a deep well to lower the water table by 1 meter in a field of 1 hectare, assuming the soil has a constant permeability of 10 m/day.
💡 Hint: Remember to relate the area of the field to the amount of water to be extracted.
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