Irrigation Science

To provide life saving or supplemental irrigation when full crop water requirement cannot be met (correct)

To control climate by reducing water supply

To reduce agricultural productivity

To flood the fields with excess water

The use of excessive water for crop growth

The controlled flooding of agricultural fields

The artificial application of water to the land to meet crop water requirements (correct)

The natural application of water to the land for crop nourishment

"Grain can be produced without water"

"Water has no impact on grain production"

"Water is not essential for grain production"

"No grain is ever produced without water, but too much water tends to spoil the grain" (correct)

<p>Increases agricultural productivity and allows for multiple cropping during an year</p> Signup and view all the answers

<p>Field preparation, climate control, and leaching of excessive salts</p> Signup and view all the answers