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Publications

Below is a list of WERC's peer-reviewed publications. If you are searching for a specific publication and cannot find it in this list, please contact werc_web@usgs.gov

Filter Total Items: 3617

Herpetology of the Sulphur Springs Valley, Cochise County, Arizona

No abstract available at this time
Authors
P.C. Rosen, S.S. Sartorius, C. R. Schwalbe, P. A. Holm, C.H. Lowe

Exotic plant management in National Parks of California

No abstract available at this time
Authors
S. Fritzke, P.E. Moore

Distribution and ecology of the big-eared bat, Corynorhinus (=Plecotus) townsendii in Californa

This study had two primary objectives: to conduct roost surveys C. townsendii in two parts of California where distributional information was most limited or lacking, and to obtain information on roosting and foraging ecology in two distinctly different habitats. This project was urgently needed because 1) recent California Department of Fish and Game surveys (conducted in 1987-1991) documented si
Authors
Elizabeth D. Pierson, Gary M. Fellers

Killer whale predation on sea otters linking coastal with oceanic ecosystems

No abstract available.
Authors
J. A. Estes, M. T. Tinker, T. M. Williams, D.F. Doak

Human influences on trophic cascades in a rocky intertidal community

No abstract available.
Authors
D.R. Lindberg, J. A. Estes, K.I. Warheit

Mechanism of smoke-induced seed germination in a post-fire chaparral annual

1  Smoke-stimulated germination in the post-fire flora of California chaparral does not appear to be triggered by nitrate. Application of freshly prepared unbuffered KNO3 solutions (pH c. 6.2) failed to enhance germination of five populations of Emmenanthe penduliflora or one Phacelia grandiflora population, regardless of light or stratification conditions.2  KNO3 buffered at acidic pH (or unbuffe
Authors
J. E. Keeley, C. J. Fotheringham

Heat content variation of Sierra Nevada conifers

A study of fuels of Siena Nevada conifer species showed that percent ash content, heat content with ash, and heat content without ash of needle and duff fuels significantly varied by species, fuel component, and developmental stage of the overstory. Ash and heat contents of woody fuels varied by species and fuel component but not by developmental stage. Bark fuels significantly differed by species
Authors
J. W. van Wagdendonk, W.M. Sydoriak, J.M. Benedict

Nongame and upland gamebird surveys on Sacramento Valley National Wildlife Refuges, 1986-1993

No abstract available.
Authors
D.S. Gilmer, K.A. Gonzalez, Mike A. Wolder, N.R. Graves