Consequently , cultivating also takes much less power per shank than does chisel ploughing .
Cultivator teeth work near the surface , usually for weed control , whereas chisel plough shanks work deep beneath the surface .
Cultivating also takes much less power per shank than does chisel ploughing .
Cultivator teeth work near the surface , usually for weed control , whereas chisel plough shanks work deep beneath the surface .