Ploughing;Reversible plough;Extra large tractor;Articulated steeringBrenner, W.; Wenner, H.-L.
Conventional (right-hand) plough;PloughingBrenner, W.; Wenner, H.-L.
Seed drill;Cultivation drilling combination;Seed drill with full width seed hopper;Rotary cultivator;Broad seeding;Rotovator seeding;Seed drill;Drilled seedBrenner, W.; Wenner, H.-L.
MoorpflugTillage implement;Conventional (right-hand) plough;Track laying tractor;Land improvementBrenner, W.; Wenner, H.-L.
Self-propelled combine harvester;Grain harvestBrenner, W.; Wenner, H.-L.
Low pressure baler;Straw savingBrenner, W.; Wenner, H.-L.
Trailed combine harvester;Grain harvestBrenner, W.; Wenner, H.-L.
Harvesting technology;Sugar beet;Saving beet tops;Crop loader;Twin-axle trailerBrenner, W.; Wenner, H.-L.
Trailed bunker sugar beet harvester;Root crop harvestingBrenner, W.; Wenner, H.-L.