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Title: Port-Orford-Cedar Root Disease
Author: Roth, Lewis F.; Harvey, Robert D. Jr.; Kliejunas, John T.;
Source: R6 FPM-PR-294-87. [Portland, OR:] U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region
Publication Series: Miscellaneous Publication
Description: The most serious disease of Port-Orford-cedar (Chamaecyparis lawsoniana (A. Murr.) Parl.) is a root disease caused by the fungus Phytophthora lateralis. Nursery stock, ornamentals, and timber trees are subject to attack. Other species of Chamaecyparis are less susceptible than Port-Orford-cedar, and trees of other genera are not affected.
Keywords: Disease, decline, mortality.
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Roth, Lewis F.; Harvey, Robert D. Jr.; Kliejunas, John T. 1987. Port-Orford-Cedar Root Disease. R6 FPM-PR-294-87. [Portland, OR:] U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region
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