The Jacobsen
Information resource for tallow, meat and bone meal, hides and skins, grain and food by-products markets.
http://timber.forestexpress.com
http://www.agromarketplace.com
http://www.canadagrain.com/ajbat/ajhello.html
http://www.fao.org/ag/ags/agsm/marketin.htm
http://www.worldbidagriculture.com
http://www.worldmeat.net/exchange/