fruit grower vs agriculturalist

fruit grower and agriculturalist both are nouns.

Word	Noun	Adjective	Verb	Adverb
fruit grower	Yes	No	No	No
agriculturalist	Yes	No	No	No

As nouns, agriculturalist is a hypernym of fruit grower; that is, agriculturalist is a word with a broader meaning than fruit grower:

fruit grower: someone who grows fruit commercially
agriculturalist: someone concerned with the science or art or business of cultivating the soil

Other hypernyms of fruit grower include agriculturist, cultivator, grower, raiser.

fruit grower (noun)	agriculturalist (noun)
someone who grows fruit commercially	someone concerned with the science or art or business of cultivating the soil