Numerous university extension groups have prepared the articles located on this web page. The copyright for the articles belongs to the university that prepared the document, and is the work of the author(s) specified. Usually these universities will approve any request to reprint or copying of the article as long as the following guidelines are followed:

1. Please ask permission before copying or reprinting any material from that university source.
2. Please include the full copyright notice at the bottom of the document. If the document is being reprinted or copied totally this would automatically be taken care of.
3. Please refer requests to reprint, copy or post any publication to the university providing the document. Listed below are the university sources used in this version of the CD. Questions about the content of any extension publication should be directed to the author(s) who wrote the publication.
   
4. Since the content of these documents is subject to change, it is always a good idea to visit the university's website and check if a newer (more up-to-date) version exists.
   
5. The contacts for each of the universities that provided material are listed below:

             Ohio State University