How long will alum last in a pond? If their was a windy will it muddy up again? Will it clear back up? Also does anyone have a link on exactly how to do a jar test? I have an 1 acre pond.
Here is some pics of my pond. Its still not quite full yet.
http://www.pondboss.com/forums/ubbthreads.php?ubb=showflat&Number=192122&fpart=1