This study aimed to determine the discharge coefficients (Cd) of sprinkler fixed-nozzles (Senninger, Nelson and Fabrimar), used in Brazilian center-pivot equipment, under laboratory conditions. These
Data are mean ± standard deviation for n = 3. Means in the same line with different letter are significantly different (P<0.05). aAbbreviations: nd, not detected.
The Bureau of Reclamation (Reclamation) and Navajo Nation Department of Water Resources (NNDWR), in conjunction with other Federal and local entities prepared and evaluated alternatives for improving
ABSTRACT This study aimed to evaluate the energy efficiency of a center pivot irrigation system operating in a terrain of variable topography. Values of Pumping Energy Efficiency (PEE), Supply Energy