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diameter was attached to an air pump [320 gal/h (Dual Diaphragm Air Pump; General Hydroponics; Santa Rosa, CA, USA)] and placed inside each reservoir to provide continuous aeration to the nutrient solution, which was comprised of a water-soluble fertilizer

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Hydroponics is a technique used to grow plants in nutrient solution without mineral soil, often with the use of a soilless inert medium ( Sharma et al. 2018 ). Hydroponic crop production is gaining popularity in the United States, with a growth

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Date, S. Terabayashi, S. Matsui, K. Namiki, T. Fujime, Y. 2002 Induction of root browning by chloramine in Lactuca sativa L. grown in hydroponics J. Jpn. Soc. Hort. Sci. 71 485 489 Feng

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://edis.ifas.ufl.edu/fe1027 > Heuvelink, E. Dorais, M. 2005 Crop growth and yield 85 144 Tomatoes doi: https://doi.org/10.1079/9780851993966.0085 Jensen, M.H. 1997 Hydroponics worldwide 719 730 International Symposium on Growing Media and Hydroponics

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5.8 with commercial liquid buffering solutions pH Up and pH Down (General Hydroponics, Inc., Santa Rosa, CA, USA). The nutrient solution was not actively aerated. Using a randomized complete block design, two greenhouse benches were designated as

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; General Hydroponics, Santa Rosa, CA) provided continuous aeration. Bamboo stakes (40 cm tall) were used to provide physical support for the plants, which were secured as needed with twist ties. Plants were grown for 8 weeks inside two walk-in growth

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vegetables for Europe ( Patowary, 2013 ). Techniques such as hydroponics, soilless substrate production, mulching, and drip irrigation turned the region into what it is today ( Fig. 3 ). The region also benefits from a large labor force from nearby countries

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( Kozai, 2007 ). Thus, unless the factories are designed to be more energy-efficient, their products are unlikely to become competitive in price. The production cost is always a concern for a plant factory operation. Hydroponics is a plant cultivation

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Aquaponics is a food production technology that combines aquaculture and hydroponics in an integrated recirculating system without soil ( Rakocy et al., 2006 ). The aquaponics ecosystem is composed by fish, bacteria, and plants ( Somerville et al

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hydroponics. Hydroponic culture of seedlings has been found to be effective for screening for salinity tolerance in agaves ( Nobel and Berry, 1985 ), other species ( Munns and James, 2003 ; Shaheen and Hood-Nowotny, 2005 ), and for other forms of

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