Abstract: A finger wheel for use in an agricultural implement having a substantially circular unitary backing plate with a plurality of bosses disposed in a circle concentric to the backing plate adjacent to the periphery thereof and projecting axially therefrom and with a plurality of anchors disposed in a circle concentric to the backing plate centrally of the bosses and spaced between alternate pairs of bosses; a plurality of bifurcated substantially identical finger elements each of continuous wire material individually related to the anchors, each having a pair of helical coils individually slidably fitted in circumscribing relation to the bosses adjacent to their respective anchor, a return bend connecting the pair of coils, and a pair of fingers individually extending from the coils radially outwardly from the backing plate; and arcuate clamping plates releasably mounted on the backing plate overlaying the bosses and the anchors and capturing the finger elements thereon.

Abstract: A cultivator for conditioning the earth surface along row crops, the cultivator having a frame adapted for earth traversing movement along rows of such crops; scraper blade assemblies mounted on the frame for floating action; and earth surface engaging, blade depth control skis affixed on the assemblies and forwardly extended therefrom elevationally controlling the scraper blade assemblies in response to the earth traversed thereby.