co2

i was wondering if anyone else used a co2 tank in grow room i heard it is good for fans to shut off 3 times a day for about an hour and during this time to have a co2 tank run to fill room with co2 that the plants will intake? i am curious of this and was wondering if any use this method and if...

It's available here. Photosynthetic response of Cannabis sativa L. to variations in photosynthetic photon flux densities, temperature and CO2 conditions Gives exact levels of energy for optimum mass production Shows exact levels of optimum co2 enrichment Give exact and optimum temperatures...

summer is coming around and trying to beat the heat this year. cani use co2 during lights off? or does it have to be during day when stomata's are open? dont see in the bible and wondering?? if not i will switch lights to be on during night and off during heat off the...