title: Favorable fragmentation: river reservoirs can impede downstream expansion of riparian weeds.
authors.affiliation: Department of Biological Sciences, University of Lethbridge, Alberta T1K 3M4, Canada. rood@uleth.ca
authors.forename: Stewart B
authors.initials: SB
authors.lastname: Rood
authors.forename: Jeffrey H
authors.initials: JH
authors.lastname: Braatne
authors.forename: Lori A
authors.initials: LA
authors.lastname: Goater