Type of land requiring drainage:
A. Land having water table high
B. Water logging lands
C. Excessive moisture content below the field capacity
D. Humid regions having continuous high rainfall
Choose the correct answer from the options given below:
Show Hint
Remember that drainage only removes gravitational water (water held at tensions looser than field capacity). Any moisture below field capacity is held by capillary forces and is highly beneficial for plants, meaning it should never be drained.