Tillage implement;Conventional (right-hand) plough;Machinery demonstration
Brenner, W.; Wenner, H.-L.

Conventional (right-hand) plough;Rear mounting
Brenner, W.; Wenner, H.-L.

Tillage implement;Reversible plough;Coulters
Brenner, W.; Wenner, H.-L.

Schälpflug
Stubble cultivation;Conventional (right-hand) plough
Brenner, W.; Wenner, H.-L.

Conventional (right-hand) plough;Ploughing
Brenner, W.; Wenner, H.-L.

Quarter-turn plough;Ploughing
Brenner, W.; Wenner, H.-L.
1960

Ploughing;Reversible plough;Reversible plough
Wenner, H.-L.
1970

Conventional (right-hand) plough;Four wheel drive tractor
Wenner, H.-L.
1980

Plough body
Estler, M.
1990

Schlepper - Leistungsbedarf bei 1-Scharpflügen
Required performance;Plough;Tractor
Schlüter, A.
1970