Dr. Sadler's research interests include modeling watershed-scale hydrology and water quality, developing and improving irrigation water management, and evaluating cropping systems for economic and environmental sustainability.
Dr. Sadler serves as Research Leader, Cropping Systems and Water Quality Research Unit, Columbia, Missouri and Location Coordinator, USDA ARS Columbia Location.
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Dr. Sadler's research interests include modeling watershed-scale hydrology and water quality, developing and improving irrigation water management, and evaluating cropping systems for economic and environmental sustainability. 