Douglas Amaral

Dr. Amaral is an Extension Soil Fertility and Plant Nutrition Specialist working to help growers make informed, profitable, and environmentally responsible nutrient management decisions.

His Extension program focuses on nutrient stewardship and soil fertility management to improve fertilizer efficiency, maintain long-term soil productivity, and reduce nutrient losses from agricultural systems. His Extension and applied research interests include improving soil fertility and management; selecting crops with improved nutrient use efficiency; defining nutritional requirements of annual crops; evaluating fertilizer application technologies; and promoting environmentally sound fertilizer use practices.

He conducts field-scale research and on-farm trials and develops decision-support tools that translate applied research into practical, site-specific recommendations. Through Extension programming, his work supports growers, consultants, and agricultural professionals in building productive, resilient, and sustainable cropping systems.