id	keyword
brj-22771	biochar
brj-22771	hemp
brj-22771	et al
brj-22771	fiber hemp
brj-22771	seed
brj-22771	biomass
brj-22771	husks
brj-22771	material
brj-22771	ash
brj-22771	doi
brj-22771	times
brj-22771	article
brj-22771	stems
brj-22771	seed husks
brj-22771	temperature
brj-22771	conversion
brj-22771	ground
brj-22771	carbon
brj-22771	content