search
arrow-left Previous
Next arrow-right
Q: The process that uses reclamation of saline soil, in which agricultural land is flooded with water to a depth of about 20-30 cm, is known as ____________.
  • A. washing
  • B. sub-surface drainage
  • C. surface drainage
  • D. leaching
Correct Answer: Option D - Leaching–In this process, the land is flooded with adequate depth present in soil; get dissolved in this water which percolate down to join the water table or drained away by surface and sub surface drains. The process is repeated till the salts in the top layer of the land are reduced to such as extent that some salt resistant crop can be grown. This process is known as leaching.
D. Leaching–In this process, the land is flooded with adequate depth present in soil; get dissolved in this water which percolate down to join the water table or drained away by surface and sub surface drains. The process is repeated till the salts in the top layer of the land are reduced to such as extent that some salt resistant crop can be grown. This process is known as leaching.

Explanations:

Leaching–In this process, the land is flooded with adequate depth present in soil; get dissolved in this water which percolate down to join the water table or drained away by surface and sub surface drains. The process is repeated till the salts in the top layer of the land are reduced to such as extent that some salt resistant crop can be grown. This process is known as leaching.