The stories are centered on Chuck Billy (originally named Chico Bento) and his friends and parents, who are all caipiras and live in the small Vila Abobrinha (Zucchini’s Village), a fictional location on the countryside of Brazil.
Zucchini Yellow Mosaic Virus (ZYMV) is an aphid-borne potyvirus, regarded as a major pathogen of cucurbits in most regions of the world where these crops are cultivated.