Big Jake the key is finding out the limiting factor. We all have a lot to learn about water chemistry and pond blooms.

Georgia ------- Soil Testing Laboratory

ALFA Agricultural Services & Research Building
961 S. Donahue Drive
Auburn University, AL 36849-5411
Telephone: (334) 844-3958 .

See this for other sources of test sites

http://forums.pondboss.com/ubbthreads.php?ubb=showflat&Number=92617#Post92617

This may help has some good sources of info

http://forums.pondboss.com/ubbthreads.php?ubb=showflat&Number=96127#Post96127