Question

Which one of the following is not a remedial measure for waterlogging?

(a) Good drainage for irrigated land

(b) Conjunctive use of water in the basin

(c) The lining of canals and watercourses

(d) Contour bunding

This question was addressed to me in class test.

This interesting question is from Salinity and Water-logging in chapter Water Logged Reclamation and Saline Soils for Agricultural Purposes of Irrigation Engineering

Answer 1

Correct choice is (d) Contour bunding

Easy explanation: Contour bunding or contour farming is the sustainable land management practice of planting or farming across a slope. The following are the measures adopted for controlling waterlogging are –

• Canal lining

• Crop rotation and optimum use of water

• Provision of intercepting drains

• Reducing the intensity of irrigation

• Improving the natural drainage system and providing an efficient drainage system.