Swine Help:

http://cal.vet.upenn.edu/swine/bio/fem/estr/hm.html
(Estrus in Swine)

http://www.ces.purdue.edu/anr/anr/anr/swine/porkpage.htm
(Purdue Pork Page)

http://mark.asci.ncsu.edu/PIGPEN.HTM
(North Carolina State University Extension)

http://www.ansi.okstate.edu/
(Oklahoma State Dept. Agriculture)

http://www.pork4kids.com/


Breed Registries:

www.cpsswine.com
(Poland, Chester White, Spot)

www.americanberkshire.com
(American Berkshire Association)

www.nationalswine.com
(Landrace, Hampshire, Yorkshire, & Duroc)


National Youth Programs:

http://www.ffa.org/

http://www.4-h.org/