Mar 4, 2013 #1 casportpony 🦚🦆🦃🐔 BYC Staff Project Manager Premium Feather Member 11 Years Jun 24, 2012 142,764 429,261 2,392 The Golden State This is a great resource! http://pubs.cas.psu.edu/freepubs/pdfs/agrs52.pdf It has info like this: Last edited: Mar 4, 2013