Association of American Feed Control Officials (AAFCO)
http://www.aafco.org/

Aquatic Ecosystem Restoration Foundation (AERF) 
http://www.aquatics.org

American Feed Industries Association (AFIA)
http://www.afia.org

AGROW World Crop Protection News and Analysis
http://www.agrow.com/home/

American Seed Trade Association (ASTA) 
http://www.amseed.com

Council of Producers and Distributors of Agrotechnology (CPDA) 
http://www.cpda.com/

Crop Life America 
http://www.croplifeamerica.org/

National Alliance of Independent Crop Consultants (NAICC)
http://www.naicc.org

North American Chemical Residue Workshop (NACRW) 
http://www.nacrw.org/