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Tubular Membrane Plant-Growth UnitHydroponic system controls nutrient solution for growing crops in space. Pump draws nutrient solution along inside of tubular membrane in pipe from reservoir, maintaining negative pressure in pipe. Roots of plants in slot extract nutrient through membrane within pipe. Crop plants such as wheat, rice, lettuce, tomatoes, soybeans, and beans grown successfully with system.
Document ID
19920000133
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Dreschel, Thomas W.
(Bionetics Corp.)
Date Acquired
August 15, 2013
Publication Date
February 1, 1992
Publication Information
Publication: NASA Tech Briefs
Volume: 16
Issue: 2
ISSN: 0145-319X
Subject Category
Life Sciences
Report/Patent Number
KSC-11375
Accession Number
92B10133
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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