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Coronavirus Information

Updates and resources for the Ag Sciences community.

Department of Entomology

Coexistence patterns of two invasive thistle species, Carduus nutans and C. acanthoides, at three spatial scales

application/pdf rauschertetal2012.pdf — 615.1 KB

CV & Biography

Ottar Bjornstad, Ph.D.

Ottar Bjornstad, Ph.D.

Distinguished Professor of Entomology and Biology

Email onb1@psu.edu
Office 814-863-2983

Department of Biology Center for Infectious Disease Dynamics Department of Statistics

CV & Biography

Ottar Bjornstad, Ph.D.

Ottar Bjornstad, Ph.D.

Distinguished Professor of Entomology and Biology

Email onb1@psu.edu
Office 814-863-2983

Department of Biology Center for Infectious Disease Dynamics Department of Statistics