(n.) One who, or that which, raises (in various senses of the verb).

Bauer agriculturalist agriculturist agrologist agronomist ancestors apprentice architect artificer artist author begetter beginner builder coffee-planter collective farm worker conceiver constructor craftsman creator crofter cropper cultivator designer deviser dirt farmer discoverer dry farmer effector engenderer engineer executor executrix farm laborer farmer farmhand father founder generator gentleman farmer granger grower harvester harvestman haymaker husbandman inaugurator industrialist initiator instigator institutor introducer inventor journeyman kibbutznik kolkhoznik kulak maker manufacturer master master craftsman mother muzhik organizer originator past master peasant peasant holder picker planner planter plowboy plowman precursor prime mover producer rancher ranchman realizer reaper rustic shaper sharecropper sire smith sower tea-planter tenant farmer tiller tree farmer truck farmer wright yeoman