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05-25-2010, 04:16 AM #1Senior Member
Drowning in conflicting plant graphs - help! (LED)
Damn Khyber, those pictures say it all, eh?
I do have room-to-room ventilation that will draw sufficient "fresh" air and I crack a somewhat remote window so I am not ventless, though I'm quite sure someone with more skill than I could do a sealed grow with C02 added, no? In addition to my ventilation challenges I also can't stomach the idea of an HID burning my house down. Yes, I could set it up to be as safe as possible but it only takes one freak accident to burn it all down... I wouldn't be able to leave the house or sleep at night. It would be on my mind all the time.
On a side note, my best profs in both undergrad and grad were the adjuncts that held full time jobs and taught one or two course per semester after hours. They brought the real world into the classroom in a way that the full time profs never could.bigsby Reviewed by bigsby on . Drowning in conflicting plant graphs - help! (LED) Still trying to design my LED light through clear understanding and not just mimicking. There is one photosynthetic response curve that shows yellow light has more effect than blue light and that green, while lower, is almost as useful. Other articles say green light may stunt plant growth and that yellow is not much more useful (despite the huge success of HPS). Then there is the photosynthesis action spectrum showing that violet/purple light (400nm) has the highest absorption peak Rating: 5
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