Phytophthora ramorum infects tanoak sapwood and is associated with reduced sap flux and specific conductivity of xylem

Jennifer Parke; Eunsung Oh; Steve Voelker; Everett Hansen; Gerri Buckles; Barb Lachenbruch

Treesearch

Phytophthora ramorum infects tanoak sapwood and is associated with reduced sap flux and specific conductivity of xylem

Informally Refereed

Authors:

Jennifer Parke, Eunsung Oh, Steve Voelker, Everett Hansen, Gerri Buckles, Barb Lachenbruch

Year:

2008

Type:

General Technical Report

Station:

Pacific Southwest Research Station

Source:

In: Frankel, Susan J.; Kliejunas, John T.; Palmieri, Katharine M., tech. coords. 2008. Proceedings of the sudden oak death third science symposium. Gen. Tech. Rep. PSW-GTR-214. Albany, CA: U.S. Department of Agriculture, Forest Service, Pacific Southwest Research Station. p. 153

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Abstract

Culture, detection with diagnostic PCR, and microscopy demonstrated the presence of Phytophthora ramorum in the sapwood of mature, naturally infected tanoak (Lithocarpus densiflorus) trees in Curry County, Oregon. The pathogen was strongly associated with discolored sapwood (P

Parent Publication

Proceedings of the sudden oak death third science symposium

Keywords

Lithocarpus densiflorus, water relations, pathogenesis, embolism, tyloses

Citation

Parke, Jennifer; Oh, Eunsung; Voelker, Steve; Hansen, Everett; Buckles, Gerri; Lachenbruch, Barb. 2008. Phytophthora ramorum infects tanoak sapwood and is associated with reduced sap flux and specific conductivity of xylem. In: Frankel, Susan J.; Kliejunas, John T.; Palmieri, Katharine M., tech. coords. 2008. Proceedings of the sudden oak death third science symposium. Gen. Tech. Rep. PSW-GTR-214. Albany, CA: U.S. Department of Agriculture, Forest Service, Pacific Southwest Research Station. p. 153