id	keyword
fbem-21428	land
fbem-21428	suitability
fbem-21428	agricultural
fbem-21428	area
fbem-21428	yibin
fbem-21428	soil
fbem-21428	evaluation
fbem-21428	land suitability
fbem-21428	production
fbem-21428	data
fbem-21428	study
fbem-21428	value
fbem-21428	water
fbem-21428	chinese