mike_truong_91 The Amateur Nov 12, 2006 24 0 0 34 Jan 20, 2007 #1 Other fertilizer gravels are pricy... is there a DIY way you can do it?:help:
Mgamer20o0 BobsTropicalPlants.com Staff member Jun 4, 2003 31,221 19 89 www.bobstropicalplants.com Jan 20, 2007 #2 http://www.aquariacentral.com/forums/showthread.php?t=93677&highlight=diy+substrate
