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

Soil Science and Plant Nutrition

Volumn 44, Issue 4, 1998, Pages 609-615

  Ikeda, Hideo ^a   Tan, Xuewen ^a  

^a Osaka Prefecture University   (Japan)

Author keywords

Nitrogen form; Nitrogen level; Tomato; Urea

Indexed keywords

LYCOPERSICON ESCULENTUM;

EID: 0032412602     PISSN: 00380768     EISSN: 17470765     Source Type: Journal    
DOI: 10.1080/00380768.1998.10414484     Document Type: Article

References (18)

1. Barker, A.V., and Mills, H.A., 1980. Ammonium and nitrate nutrition of horticultural crops. Hortic. Rev., 2:395–423–395–423.
2. Barker, A.V., and Corey, K.A., 1990. Ethylene evolution by tomato plants receiving nitrogen nutrition from urea. HortScience, 25:420–421–420–421.
3. Cline, R.E., and Fink, R.M., 1956. Investigation of color reaction between p-dimethyl aminobenzaldehyde and urea or ureido acids. Anal. Chem., 28:47–52–47–52.
4. Cooper, A., 1979. The ABC of NFT, 62–64–62–64. London:Grower Books.
5. Guins, A., Post, W.N.K., Kirkby, E.A., and Aktas, M., 1994. Influence of partial replacement of nitrate by amino acid nitrogen or urea in the nutrient medium on nitrate accumulation in NFT grown winter lettuce. J. Plant Nutr., 17:1929–1938–1929–1938.
6. Hewitt, A.J., 1966. Sand and Water Culture Methods Used in the Study of Plant Nutrition, 205–212–205–212. Bucks, England:Commonwealth Agricultural Bureaux, Farnham Royal.
7. Hoagland, D.R., and Arnon, D.L., 1938. The water culture method for growing plants without soil. Calif Agric. Exp. Stn. Circ., Vol. 347
8. Ikeda, H., and Osawa, T., 1979. Comparison of adaptability to nitrogen source among vegetable crops. I. Growth response and nitrogen assimilation of fruit vegetables cultured in the nutrient solution containing nitrate, ammonium, and nitrite nitrogen. J. Jpn. Soc. Hortic. Sci., 47:454–462–454–462. (in Japanese with English summary)
9. Ikeda, H., and Osawa, T., 1980. Comparison of adaptability to nitrogen source among vegetable crops. II. Growth response and accumulation of ammonium- and nitrate-nitrogen of leaf vegetables cultured in the nutrient solution containing nitrate, ammonium, and nitrite as nitrogen sources. J. Jpn. Soc. Hortic. Sci., 48:435–442–435–442. (in Japanese with English summary)
10. Ikeda, H., and Osawa, T., 1981. Comparison of adaptability to nitrogen source among vegetable crops. III. Growth response and accumulation of ammonium- and nitrate-nitrogen of root vegetables cultured in the nutrient solution containing nitrate, ammonium and nitrite as nitrogen sources. J. Jpn. Soc. Hortic. Sci., 49:563–570–563–570. (in Japanese with English summary)
11. 4 and concentrations of each N source in the nutrient solution on growth and leaf N constituents of vegetable crops and solution pH. J. Jpn. Soe. Hortie. Sci., 52:159–166–159–166. (in Japanese with English summary)
12. Iwata, M., 1958. Influence of the forms of nitrogen supplied on the growth of vegetable crops. (II) Effects of varying concentrations of nitrogen in the different forms on the growth of turnip. J. Jpn. Soc. Hortie. Sci., 27:21–31–21–31. (in Japanese with English summary)
13. Iwata, M., and Taniuchi, T., 1953. Influence of the forms of nitrogen supplied on the growth of vegetable crops. J. Jpn. Soc. Hortie. Sci., 22:183–192–183–192. (in Japanese with English summary)
14. Kirkby, E.A., and Mengel, K., 1967. Ionic balance in different tissues of the tomato plant in relation to nitrate, urea, or ammonium nutrition. Plant Physiol., 42:6–14–6–14.
15. Luo, J., Lian, Z., and Yan, X., 1993. Urea transformation and the adaptability of three leafy vegetables to urea as a source of nitrogen in hydroponic culture. J. Plant Nutr., 16:797–812–797–812.
16. Marschner, H., 1988. Mineral Nutrition of Higher Plants, 184–255–184–255. London:Academic Press.
17. Resh, H.M., 1993. Hydroponic Food Production, 60–63–60–63. Santa Barbara, CA:Woodbridge Press Publ. Co.
18. Zhu, Z., Gerendas, J., and Sattelmacher, B., 1997. “Effects of replacing of nitrate with urea or chloride on the growth and nitrate accumulation in pak-choi in the hydroponics”. In Plant Nutrition for Sustainable Food Production and Environment, Edited by:Ando, T., Fujita, K., Mae, T., Matsumoto, H., Mori, S., and Sekiya, J., 963–964–963–964. Dordrecht:Kluwer Academic Publishers.