Why do Farmers need to know about irrigation?

water reserves are the ultimate source of life on earth. Proper water management must be practiced in order to save water. The ground water table is decreasing day by day. Thus, it is important for the farmers to adopt scientific method of irrigation; so that they can gain maximum production out of minimum uses of resources.

In countries like India, the cultivation of crops by the help of ground water (irrgatin potential) has increased by 10% in the last 30 years.