Define Land Drainage.

Architectural Drafting and Design (MindTap Course List)
7th Edition
ISBN:9781285165738
Author:Alan Jefferis, David A. Madsen, David P. Madsen
Publisher:Alan Jefferis, David A. Madsen, David P. Madsen
Chapter14: Legal Descriptions And Site Plan Requirements
Section: Chapter Questions
Problem 14.30Q
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Define Land Drainage.

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Step 1

Drainage is a reverse method of irrigation  This is generally known as the removal / disposal of excess water from a land.
Land drainage is removing excess subsurface water and surface water to improve crop production, including  soluble salt removal.

Step 2

Land drainage is one of the most significant input factors for sustaining or increasing agricultural productivity.

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