Here is an informative site on Role of algae in Pig waste management
http://nzdl.sadl.uleth.ca/cgi-bin/libra ... aa73a.11.4[/quote] Hey Mak, Thanks for the link! In our place, pig waste is a huge problem. Though you keep things clean, still there are 'nasty' things that are hard to get rid. Anyway, I'll start reading the pages now and see if it can help us here. Thanks again!