all-crop harvester, backset, baler, bank, bean harvester, beet harvester, binder, break, breaker, canal, canalize, carve, cast plow, chamfer, channel, chisel, combine, corrugate, cotton picker, crab, crack, crimp, cultivate, cultivator, culture, cut, dado, delve, dig, dike, dip, disk, disk harrow, disk plow, ditch, drag, dress, drill, drill plow, engrave, fallow, feather, fertilize, fishtail, flute, force, four-bottom plow, furrow, gang plow, gash, goffer, gouge, grain harvester, groove, grub hook, gully, harrow, harvester, haymaker, header, hoe, hoe drill, incise, list, lister, lister cultivator, loop, middlebreaker, moldboard plow, mulch, peg-tooth harrow, planter, pleat, plow drill, porpoise, prairie breaker, press drill, prune, pull out, pull up, push down, rabbet, rake, ridge, rifle, roll, rotary plow, rut, scooter, score, scratch, seed plow, seeder, shovel plow, sideslip, skid, slit, snap machine, spade, spin, spiral, sprayer, spring-tooth harrow, stag gang, streak, striate, stunt, subsoil plow, sulky lister, sulky plow, swather, swivel plow, tedder, thin, thin out, thrasher, three-bottom plow, thresher, threshing machine, till, till the soil, trench, trench plow, trough, turn, turn over, turnplow, two-bottom plow, undulate, vineyard plow, walking plow, weed, weed out, windrower, work, wrinkle, yaw