> From: Hugo Veerkamp <[log in to unmask]> > it is better policy to implement a mite control scheme based on > one of these pyrethroids alternating with a totally different > chemical treatment, such as formic- or lactic acid. Alternating > two chemicals from the same group would merely enhance general > resistance to the group as a whole. The only forms of lactic acid I know of are in dairy products and my muscles after a good workout. What is the form you're refering to and what does it do? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Dave D. Cawley | The information on the Internet is only University Of Scranton | interesting to people who are interested Scranton, Pennsylvania | in it. [log in to unmask] | -Scranton Tomorrow Spokeswoman [log in to unmask] | refusing invitation to Internet Cafe's opening ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~