agricultural agriculture animal animals biodiesel brassica britain british canola combine combines crop dust edible europe european farm farmer farming farmland fauna feed field fodder food france french German germany grain great harvest harvester harvesters harvesting Kingdom machine machines napus nourishment nourishments nutrition oil oils oilseed rape rapeseed reaping scandinavia scania skane subsp subsp. summer sweden Swedish threshing tractor trailer uk United vegetable vegetables veggie winnowing work working