Benthic Assemblage Variability in the Upper San Francisco Estuary: A 27-Year Retrospective

by Heather A Peterson, Marc Vayssieres
Published 2010-05-01

Controlled grazing on annual grassland decreases yellow starthistle

by Craig D. Thomsen, William A. Williams, Marc Vayssiéres, Fremont L. Bell, Melvin George
Published 1993-11-01