id	keyword
afs-5845	silage
afs-5845	grazing
afs-5845	milk
afs-5845	time
afs-5845	protein
afs-5845	pasture
afs-5845	feeding
afs-5845	grass
afs-5845	cows
afs-5845	experiment
afs-5845	intake
afs-5845	group
afs-5845	production
afs-5845	day