id	keyword
ajec-1846	climate
ajec-1846	temperature
ajec-1846	rainfall
ajec-1846	ginger
ajec-1846	tropical
ajec-1846	nigeria
ajec-1846	belt
ajec-1846	climate belt
ajec-1846	yield
ajec-1846	figure
ajec-1846	mean
ajec-1846	month