university of arizona

• By Julie Murphree, Arizona Farm Bureau • Editor’s note: Here is an excerpt from an interview with Dr. Jeffrey Silvertooth — recently retired director for the University of Arizona Cooperative Extension System and College of Agriculture and Life Sciences associate...

University of Arizona Extension cotton specialist Randy Norton discusses the "Effects of Heat Stress on Cotton Production in the Low Deserts of Arizona​" in this 26-minute educational presentation. High-temperature trends in the low desert of Arizona can have a severe...

Consider The Use Of ‘Natural Enemies’ To Help Control Western Cotton Pests • By Carroll Smith, Editor • In the Arizona cotton insect arena, the most notorious villains are Lygus bugs and sweetpotato or silverleaf whiteflies. Lygus damage squares with their piercing-sucking mouthparts,...

• By Mari N. Jensen • The U.S. groundwater supply is smaller than originally thought, according to a new research study that includes a University of Arizona hydrologist. The study provides important insights into the depths of underground fresh and brackish water...