@proceedings {957, title = {A systems approach for detecting sources of Phytophthora contamination in nurseries}, volume = {Gen. Tech. Rep. PSW-GTR-229}, year = {2010}, pages = {67-68}, address = {Santa Cruz, California}, url = {http://www.fs.fed.us/psw/publications/documents/psw_gtr229/}, author = {Parke, J. L. and N. J. Gr{\"u}nwald and C. Lewis and V. Fieland}, editor = {Frankel, S.J. and J.T. Kliejunas and K. M. Palmieri} }