At the end of 2007 Gov. Rendell ratified a bill that would ban organic and natural food companies from putting labels on their products such as "rBGH-free" or "made without the use of pesticides". This was a tremendous hit against these companies.
However, it seems that the PA Dept. of Agriculture is overriding this decision. Go to this link to read the quick, but informative story: http://www.thecountrytoday.com/story-news.asp?id=BFHLP0K99CC