Question: what are fodder crops examples?
Answer: Alfalfa (lucerne)
Barley.
Common duckweed.
Birdsfoot trefoil.
Brassica spp. Kale. Rapeseed (canola) Rutabaga (swede) Turnip.
Clover. Alsike clover. Red clover. Subterranean clover. White clover.
Grass. Bermuda grass. Brome. False oat grass. Fescue. Heath grass. ... 
Corn (maize)