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Original Articles

Urea as an organic nitrogen source for hydroponically grown tomatoes in comparison with inorganic nitrogen sources

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Pages 609-615 | Received 23 Apr 1998, Accepted 17 Jul 1998, Published online: 04 Jan 2012

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N.K. Khan, M. Watanabe & Y. Watanabe. (2000) Effect of partial urea application on nutrient absorption by hydroponically grown spinach (Spinacia oleracea L.). Soil Science and Plant Nutrition 46:1, pages 199-208.
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Antonio Lupini, Maria Polsia Princi, Fabrizio Araniti, Anthony J. Miller, Francesco Sunseri & Maria Rosa Abenavoli. (2017) Physiological and molecular responses in tomato under different forms of N nutrition. Journal of Plant Physiology 216, pages 17-25.
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Roberta Paradiso, Roberta Buonomo, Mike A. Dixon, Giancarlo Barbieri & Stefania De Pascale. (2015) Effect of bacterial root symbiosis and urea as source of nitrogen on performance of soybean plants grown hydroponically for Bioregenerative Life Support Systems (BLSSs). Frontiers in Plant Science 6.
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R. Paradiso, V. De Micco, R. Buonomo, G. Aronne, G. Barbieri & S. De Pascale. (2014) Soilless cultivation of soybean for Bioregenerative Life-Support Systems: a literature review and the experience of the MELiSSA Project - Food characterisation Phase I. Plant Biology 16, pages 69-78.
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Keiko KAETSU, Shinya MORIKAWA, Kenji NAKAMURA & Kazuhiro ABE. (2013) Effect of Urea and Ammonium Nitrogen Application on the Yield and Nitrate Ion Concentration of Hydroponically Grown Japanese Hornwort (<i>Cryptotaenia japonica</i> Hassk)水耕栽培における尿素態窒素およびアンモニア態窒素施用がミツバ(<i>Cryptotaenia japonica</i> Hassk)の収量および硝酸イオンに及ぼす影響. Food Preservation Science 39:1, pages 19-24.
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Amir Hossein Khoshgoftarmanesh, Fatemeh Hosseini & Majid Afyuni. (2011) Nickel supplementation effect on the growth, urease activity and urea and nitrate concentrations in lettuce supplied with different nitrogen sources. Scientia Horticulturae 130:2, pages 381-385.
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B. Bar-Yosef, N.S. Mattson & H.J. Lieth. (2009) Effects of NH4:NO3:urea ratio on cut roses yield, leaf nutrients content and proton efflux by roots in closed hydroponic system. Scientia Horticulturae 122:4, pages 610-619.
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Zhan Hui Wu, Toru Maruo & Yutaka Shinohara. (2008) Effect of NH4-N Application Amount in Free Drainage Substrate System on the Growth and Nutrient Uptake of Chinese Chive Plants. Journal of the Japanese Society for Horticultural Science 77:3, pages 259-264.
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Nathalie Vaillant, Fabien Monnet, Huguette Sallanon, Alain Coudret & Adnane Hitmi. (2003) Treatment of domestic wastewater by an hydroponic NFT system. Chemosphere 50:1, pages 121-129.
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Nathalie Vaillant, Fabien Monnet, Philippe Vernay, Huguette Sallanon, Alain Coudret & Adnane Hitmi. (2002) Urban Wastewater Treatment by a Nutrient Film Technique System with a Valuable Commercial Plant Species ( Chrysanthemum cinerariaefolium Trev . ) . Environmental Science & Technology 36:9, pages 2101-2106.
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Xue Wen Tan, Hideo Ikeda & Masayuki Oda. (2000) The absorption, translocation, and assimilation of urea, nitrate or ammonium in tomato plants at different plant growth stages in hydroponic culture. Scientia Horticulturae 84:3-4, pages 275-283.
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Xue Wen Tan, Hideo Ikeda & Masayuki Oda. (2000) Effects of nickel concentration in the nutrient solution on the nitrogen assimilation and growth of tomato seedlings in hydroponic culture supplied with urea or nitrate as the sole nitrogen source. Scientia Horticulturae 84:3-4, pages 265-273.
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