Costs of producing hydroponic greenhouse tomatoes and cucumbers (Current information series / University of Idaho, College of Agriculture, Cooperative … Service, Agricultural Experiment Station)

Nutrient solutions for plants (hydroponic solutions): Their preparation and use (Circular / South Carolina Agricultural Experiment Station)

An apparatus for hydroponics research (Bulletin / Storrs Agricultural Experiment Station)

A hydroponic study of heavy metal uptake by selected marsh plant species (Technical report – U.S. Army Engineer Waterways Experiment Station)

Grow with the flow: A hydroponic gardening experiment