Sexual and Asexual Reproduction of Salix sitchensis and the Influence of Beaver (Castor canadensis) Herbivory on Reproductive Success.Published in:ISRN Ecology, 2012, p. 1, doi. 10.5402/2012/285748By:Gerwing, Travis G.;Gerwing, Alyssa M. Allen;Rapaport, Eric;Alström-Rapaport, CeciliaPublication type:Article