id	keyword
afs-71537	plants
afs-71537	virus
afs-71537	disease
afs-71537	leafhoppers
afs-71537	oats
afs-71537	cereal
afs-71537	symptoms
afs-71537	dwarf
afs-71537	finland
afs-71537	wheat
afs-71537	leaves
afs-71537	pellucida
afs-71537	mosaic
afs-71537	striate