Irrigation
![Irrigation in South Africa](https://www.agribook.co.za/wp-content/uploads/2016/06/irrigation-1024x576.jpg)
Introduction Irrigation is the artificial application of water to the soil usually for assisting in growing crops. Agriculture that relies only on direct rainfall is referred to as rain-fed farming. Sources of irrigation water can be groundwater extracted from springs or by using wells, surface water withdrawn from rivers or dams, or non-conventional sources like […]