noun
Refers to a person who cultivates land; a somewhat formal or technical term for a farmer.
彼はこの土地の耕作者です。
He is the cultivator of this land.
耕作者たちは新しい農法を試している。
The cultivators are trying new farming methods.
農業従事者 is a formal, statistical term for a person engaged in agriculture, broader than 耕作者.
Compound of 耕作 (cultivation) + 者 (person).