Water logging and soil salinization is a twin menace which has effected the agriculture sector severely, about _______________ hectares of land are wasted yearly?
Correct answer: C. 40,000
- A. 30,000
- B. 35,000
- C. 40,000
- D. 45,000
Explanation
In commonly cited Pakistan irrigation statistics, waterlogging and salinity together render roughly 40,000 hectares unproductive each year. The figure is an estimate used in irrigation and drainage texts rather than a universal yearly constant.
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