olericulture
noun
ol·eri·cul·ture ˈä-lə-rə-ˌkəl-chər 
ō-ˈler-ə-
: a branch of horticulture that deals with the production, storage, processing, and marketing of vegetables
Word History
Etymology
Latin oler-, olus, holer-, holus + English -i- + culture
First Known Use
1886, in the meaning defined above