Concerning dosing CO2 27/7 vs during the day only > chronic dosing levels??????? > > Ya lost me on that one. > > sh Constant high levels of CO2 vs a diurnal peak. Regards, Tom Barr _______________________________________________ Aquatic-Plants mailing list Aquatic-Plants at actwin_com http://www.actwin.com/mailman/listinfo.cgi/aquatic-plants