Keywords: Drip irrigation.jpg en Drip irrigation uses a series of pipes and tubes to deliver water to the base of each plant Because little water is lost to evaporation and runoff this method uses less water than sprinklers and trenches http //www ers usda gov/Briefing/WaterUse/Images/drip1 jpg United States Department of Agriculture 2004-10-26 PD-USGov Irrigation |