Great. I'll bet the answer is yes. Do the jar test that is shown in the alum kicks clays butt thread. I don't think just one bag will be enough. Get some Hydrated Lime, because you'll need to buffer the alum with it.


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3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).