Conversation so far:
what is the origin of the word agriculture
Agriculture comes from Late Latin word agricultura, which means cultivation of the land
what was the first domesticated plant
The first domesticated plant was probably rice or corn. Chinese farmers were cultivating rice as early as 7500 BCE.
where was rice first domesticated
Based on archeological evidence, rice was believed to have first been domesticated in the region of the Yangtze River valley in China.
where was corn first domesticated
Maize, also known as corn, is a cereal grain first domesticated by indigenous peoples in southern Mexico about 10,000 years ago

Question: what are the major types
Self-contained rewrite: what are the major types of maize