id	keyword
grj-135	resources
grj-135	plant
grj-135	yemen
grj-135	research
grj-135	agricultural
grj-135	area
grj-135	conservation
grj-135	ngrc
grj-135	dhamar
grj-135	seed
grj-135	crops
grj-135	governorate
grj-135	species
grj-135	field
grj-135	spp
grj-135	international
grj-135	study
grj-135	project
grj-135	food
grj-135	sorghum
grj-135	sana’a