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Co2 production for greenhouse
Source：Internet Author：Unknow Pubdate：2008-04-14  
JonathanDube (Electrical) 25 Feb 08 19:27
Hi, I am developping Co2 electronic control systems. I wonder if there could be a cheap alternative to produce Co2 for greenhouses. What is used right now in the industry  to raise the Co2 ppm concentration is:direct Co2 injection and, propane or natural gaz combustion.

Thank you
Jonathan Dube


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