Aeroponics
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Aeroponics is the process of cultivating plants in an air or mist environment, eliminating the need for soil or an aggregate medium. The term "aeroponic" originates from the ancient Greek: aer and pon
Lettuce and wheat grown in an aeroponic apparatus, NASA, 1998
Close-up of the first patented aeroponic plant support structure (1983). Its unrestricted support of the plant allows for normal growth in the air/moisture environment, and is still in use today.
Roots inside a High-pressure Aeroponics System
GTi's Genesis Rooting System, 1983
Plant nutrition
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Plant nutrition is the study of the chemical elements and compounds necessary for plant growth and reproduction, plant metabolism and their external supply. In its absence the plant is unable to compl
Three soil scientists examining a farm land sample