The infertility of the soil in water-logged areas is due to
A) inhibiting activity of the soil bacteria
B) growth of weeds
C) increasing of harmful salts
D) all of these
Correct Answer:
Verified
Q1: The irrigation is necessary in an area
A)where
Q3: A canal outlet should
A)be so designed that
Q4: The moisture content of the soil, after
Q5: A solid construction put across the river
Q6: The most economical section of a lined
Q7: A side slope canal, cross-drainage works are
Q8: The hydrology helps in
A)predicting maximum discharge
B)deciding capacity
Q9: A weir is generally aligned at right
Q10: A deflecting groyne in a river is
A)inclined
Q11: The method used for training of rivers
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