Sulfur Volatiles in Guava (Psidium guajava L.) Leaves: Possible Defense Mechanism Rouseff, Russell L. ; Onagbola, Ebenezer O. ; Smoot, John M. ; Stelinski, Lukasz L. Abstract Publication: Journal of Agricultural and Food Chemistry Pub Date: October 2008 DOI: 10.1021/jf801735v Bibcode: 2008JAFC...56.8905R