Sigma Alpha - Official Site  
   Sigma Alpha, founded in 1978 at The Ohio State University, is a professional sorority for women in agriculture that promotes scholarship, leadership, service and fellowship among its members.
   http://www.sigmaalpha.org

Sigma Alpha - Delta Chapter  
   Delta chapter of Sigma Alpha at Iowa State University in Ames, IA.
   http://www.iastate.edu/~stu_org/SigmaAlpha/homepage.html

Sigma Alpha - Alpha Delta Chapter  
   Alpha Delta chapter of Sigma Alpha at the University of Nebraska in Lincoln, NE.
   http://www.ianr.unl.edu/sigma_alpha/

Sigma Alpha - Epsilon Chapter  
   Pennsylvania State University chapter of the agriculture sorority. Purpose, photos, family tree, rush, and sister bios and alumnae information.
   http://www.cas.psu.edu/docs/casover/sig/

Sigma Alpha - Zeta Chapter  
   Zeta Chapter of Sigma Alpha at the Louisiana State University in Baton Rouge, LA
   http://sigma-alpha.itgo.com/

Sigma Alpha - Louisiana State University - Zeta Chapter  
   Located in Baton Rouge, LA.
   http://www.lsusigmaalpha.org/