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Thursday, May 7, 2009

External links

Controlled Environment Agriculture Center, University of Arizona
Barak, P. 2002. Essential Elements for Plant Growth: Hydroponics.
Hershey, D.R. 1994. Solution culture hydroponics: history and inexpensive equipment. American Biology Teacher 56:111-118.
Jensen, M.H. 1997. Hydroponics. HortScience 32
Hydroponics as a Hobby: Growing Plants Without Soil. University of Illinois, Circular 844
Utah State University Hydroponics
Hydroponics at McMurdo Station Antarctica
Cornell University Commercial Hydroponic Lettuce, Spinach and Pak Choi Grower's Handbooks
Hydroponics and Soilless Cultures on Artificial Substrates as an Alternative to Methyl Bromide Soil Fumigation
Robotically tended hydroponic crops, (Popsci).
Hydroponic Lesson Plans
Hydroponic Gardening: A Resource Guide for Understanding, Teaching, or Writing about Hydroponic Gardening (from the Progressive Gardening Trade Association)
Retrieved from "http://en.wikipedia.org/wiki/Hydroponics"

References

^ a b c d Douglas, James S. Hydroponics. 5th ed. Bombay: Oxford UP, 1975. 1-3.

^ The Water Culture Method for Growing Plants Without Soil

^ 10:49 a.m. ET (2009-03-04). "Alfalfa Sprouts Source Of Salmonella, Experts Say - Omaha- msnbc.com". MSNBC. http://www.msnbc.msn.com/id/29491388/. Retrieved on 2009-03-14.

^ "Winterborne, J., "Hydroponics: Indoor Horticulture",Published by Pukka Press, 2005, p113". http://books.google.com/books?id=Mwv_jnw6QQwC&pg=PT112&lpg=PT112&dq=verticillium+wilt+in+hydroponics&source=bl&ots=P1qhxpiqW_&sig=ikcfSN1w3c6RZEYm0jMFsF-YU4s.

^ "Research News, "Commercial Aeroponics: The Grow Anywere Story", In Vitro Report - An Official Publication of the Society In Vitro Biology, Issue 42.2, April-June 2008". http://www.sivb.org/InVitroReport/42-2/research.htm.

^ "Stoner, R., "Aeroponics Versus Bed and Hydroponic Propagation", Florist Review, Vol 173 no.4477, September 22, 1983". http://www.biocontrols.com/aero28.html.

^ Stoner, R.J (1983). Rooting in Air. Greenhouse Grower Vol I No. 11

^ Aeroponics

^ Coston, D.C., G.W. Krewer, R.C. Owing and E.G. Denny (1983). Air Rooting of Peach Semihardwood Cutting." HortScience 18(3): 323.

^ Kenney, Brad P. "Success Under Glass." American Vegetable Grower 1 May 2006: 12-13.

^ Sorenson, Dan. "Pampered tomatoes." Arizona daily star 23 April 2006.[1]

^ ""Progress Plant Growing is A Blooming Business", NASA Spinoff 2006, NASA Publication, 2006". http://www.nasa.gov/vision/earth/technologies/aeroponic_plants.html.

^ ""Growing Edge Magazine: New Super Food", 2008". http://www.grow-anywhere.com/.

^ ""Aeroponics Farm Uses NASA Technology to Grow Plants In Air", Denver Ch7 News, July 2008". http://www.thedenverchannel.com/video/16262889/index.html.

^ Murphy, Katie. "Farm Grows Hydroponic Lettuce." The Observer 1 December 2006[2]

Hydroponics

Hydroponics (from the Greek words hydro water and ponos labor) is a method of growing plants using mineral nutrient solutions, without soil. Terrestrial plants may be grown with their roots in the mineral nutrient solution only or in an inert medium, such as perlite, gravel, or mineral wool.
Plant physiology researchers discovered in the 19th century that plants absorb essential mineral nutrients as inorganic ions in water. In natural conditions, soil acts as a mineral nutrient reservoir but the soil itself is not essential to plant growth. When the mineral nutrients in the soil dissolve in water, plant roots are able to absorb them. When the required mineral nutrients are introduced into a plant's water supply artificially, soil is no longer required for the plant to thrive. Almost any terrestrial plant will grow with hydroponics. Hydroponics is also a standard technique in biology research and teaching.