AGRICULTURIST
agriculturist, agriculturalist, cultivator, grower, raiser
(noun) someone concerned with the science or art or business of cultivating the soil
Source: WordNet® 3.1
Etymology
Noun
agriculturist (plural agriculturists)
One who practices agriculture, a farmer, a gardener.
Adjective
agriculturist (not comparable)
Of or pertaining to agriculture or agriculturists.
Source: Wiktionary
Ag`ri*cul"tur*ist, n.
Definition: One engaged or skilled in agriculture; a husbandman.
The farmer is always a practitioner, the agriculturist may be a mere
theorist. Crabb.
Source: Webster’s Unabridged Dictionary 1913 Edition