Tillage implement;Power harrow;Cambridge roller;Twin wheelEstler, M.1990
Norwegian rollerEstler, M.1960
Reversible plough;Furrow press;Reversible ploughEstler, M.1970
Cultivator-harrow;Toothed packer rollerKromer, K.-H.1966
Cultivator-harrow;Toothed packer rollerEstler, M.1970
Reversible plough;Ploughing;Drilled seed;Toothed packer roller;Seed drill;Four wheel drive tractor;Reversible ploughEstler, M.1970
Norwegian rollerEstler, M.1970
Reciprocating power harrow;Seed bed preparation;Crumble rollerEstler, M.1970
Flat rollerEstler, M.1979
Chisel plough;Toothed packer rollerPerwanger, A.1975