id	keyword
afs-72795	virus
afs-72795	finland
afs-72795	viruses
afs-72795	potato
afs-72795	plant
afs-72795	agricultural
afs-72795	tapio
afs-72795	bremer
afs-72795	finnish
afs-72795	crops
afs-72795	diseases
afs-72795	mosaic
afs-72795	aphids
afs-72795	kurppa
afs-72795	fenniae
afs-72795	table
afs-72795	annales
afs-72795	vector
afs-72795	science