Threat of Phytophthora ramorum to Southeastern Oak Forests James Johnson, Forest Health Coordinator Georgia Forestry Commission Athens, GA 706-542-9608 jjohnson@gfc ...
Photo: Natalie Goldberg, New Mexico State University. Where to go for more information ... Kitty Caldwell Bill Hoffman. Eugene Erickson Steve Oak. Jonathan ...
... .com/tanoakobservations/tanoak.html Pathogen Movement P. ramorum has been isolated in firewood, leaves, nursery stock, soil, stream water, and rain splash.
For prohibited articles. Original intention... research, by USDA ... Proposed rule for Christmas/Easter Cactus. Interim rule for P. ramorum, kernovii, alni ...
Sudden Oak Death in Washington State What is Sudden Oak Death? First seen in early 1990s Two types of symptoms Canker Foliar blight Caused by Phytophthora ramorum ...
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Scientific curiosity as an emerging threat. The P. kernoviae story ... P. cinnamomi with cork oak mortality in Iberia, the spread of the new hybrid, P. ...
Certification: The determination that an accredited ... Purpose: accredit NPDN, SDA., private & commercial labs. United States Department of Agriculture ...
Mike Brown. Kathy Kosta. Brad White. Jan Hedberg. Victoria Lynn Smith. Gary W. Gibson ... Robin Pruisner Mike Cooper. Mike Brown John Caravetta. CAPs...
QUESTIONI FITOSANITARIE - RISCHI PER LA PRESENZA DI DUE GENERI DI NEMATODI: Xiphinema e Meloidogyne RISCHI PER I VIRUS PNRSV (Prunus necrotic ring spot ilarvirus) ...
Fungi grow in cambium. Kill by girdling. Variable in disease severity ... Fungus destroys a small amount of cambium each year. Host walls off fungus ...
To develop a statistical procedure to determine : ... PCR machine, reagents, ) Negative sample Ct2 Ct1 PCR cycle The cycle cut off or cut-off = PCR cycles number above
It is the outcome of an interaction between a plant and the environment, ... Polyphyletic group in evolutionary terms. Basidiomycetes. Ascomycetes. Zygomycets. Animals ...
... of an introduced species The entire genome was sequenced in less than 3 years since discovery of organism * 12 SSR ... of 1st microsatellite study ...
... and P. lateralis that causes Port-Orford cedar root ... (nursery stock , trees, logs, wood ... for pest risk management of citrus fruit for citrus canker ...
It is the outcome of an interaction between a plant and the environment, ... tree mortality (direct and indirect), cull, effect on forest structure, effect ...
Foliage: defoliators, reduce capacity for photosynthesis. ... Example: balsam woolly adelgid. Native to central Europe; introduced to North America ~1900 ...
DISEASES AND TREES What exactly is a disease? It is the outcome of an interaction between a plant and the environment, resulting in an altered physiology of the host
3rd Quiz, Name, date, email 1 Pick one of the following two: A)Explain how environmental changes can increase severity of disease B)Why is it useful to be able to ...
The process for determining whether a pest has or has not the characteristics of ... Banana weevil (Cosmopolites sordidus) Colorado beetle (Leptinotarsa decemlineata) ...
zoosporangia can be persistent or deciduous. zooporangium and zoospores are the major dispersal ... zoosporangia often deciduous. zoospores often formed in ...
The Stramenopiles PHYLUM HAPTOPHYTA Haptophytes Slides = 40; questions = 9 Stramenopiles PHYLUM OOMYCOTA The water molds THE EUKARYOTIC TREE OF LIFE Keeting et al ...
DC3000 elicits HR immunity (via apoptosis) in plants carrying Pto ... led to PCD and immunity. ... prf mutations cannot mount Pto- or Rsb-mediated immunity. ...
Papillate, narrow exit pore, not proliferating, deciduous, homothallic, paragynous ... Zoosporangia as in III, usually deciduous; heterothallic, amphigynous ...
Regulatory Plant Pathology Perspectives State regulators Oregon Department of Agriculture Other State Ag Departments Federal regulators USDA Animal and Plant Health ...