Assertion: lignin's role | /r/CapableOf | stimulate lignin research
Facets:
value: further
type: MANNER
value: more recently
type: TEMPORAL
Source sentences:
text: More recently, the interfering role that lignin plays in biomass utilization, including chemical pulping, forage digestibility and conversion of plant biomass to biofuels, has further stimulated lignin research (Halpin, 2004; Ralph et al. , 2004;