http://www.youtube.com/watch?v=Let8k...e_gdata_player
http://www.youtube.com/watch?v=agxEW...e_gdata_player
I've been growing this non CO2 light fert tank for 1 year using Tom Barr and hoppy's posted info
http://www.youtube.com/watch?v=agxEW...e_gdata_player
I've been growing this non CO2 light fert tank for 1 year using Tom Barr and hoppy's posted info