id	keyword
ahs-7407	mustard
ahs-7407	intercropping
ahs-7407	bean
ahs-7407	fertilizer
ahs-7407	pinto
ahs-7407	yield
ahs-7407	species
ahs-7407	chemical
ahs-7407	density
ahs-7407	bio­fertilizers
ahs-7407	sci
ahs-7407	urea
ahs-7407	inter­
ahs-7407	pinto bean