Created by the editors of Successful Farming magazine, this site features agricultural news, discussions, and other related information.
http://www.agriculture.com/

Agriculture is the production of food and goods through farming. Agriculture was the key development that led to the rise of human civilization, with the husbandry of ...
http://en.wikipedia.org/wiki/Agriculture

Describes its main functions, and with a collection of links on current agricultural news and research.
http://www.usda.gov/

agriculture n. The science, art, and business of cultivating soil, producing crops, and raising livestock; farming
http://www.answers.com/topic/agriculture

?noun. 1. the science, art, or occupation concerned with cultivating land, raising crops, and feeding, breeding, and raising livestock; farming. 2.
http://dictionary.reference.com/browse/Agriculture