Marianne's Response
Hydroponic use
Have you had any success in in the use of. 14-4-14 fertilizer as shown in the NASA Tech Briefs (August 2018 issue)? See attached file location.
Ken Otto
https://spinoff.nasa.gov/Spinoff2018/ee_3.html
Posted by Ken Otto on August 20, 2018
Marianne's Response
So sorry I am not familiar with this and do not have the background to comment. I shall pass this question on to the tech department. Keep growing, Marianne Binetti
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