Comandra blister rust
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Comandra blister rust

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Published by U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region in [Portland, Or.?] .
Written in English

Subjects:

  • Comandra blister rust,
  • Phytopathogenic fungi -- Northwest, Pacific -- Host plants

Book details:

Edition Notes

Caption title

SeriesForest disease management notes
ContributionsUnited States. Forest Service. Pacific Northwest Region
The Physical Object
Pagination[1] leaf :
ID Numbers
Open LibraryOL14840404M

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  Comandra Blister Rust. By: Olsen, Mary W. Young, Deborah. Mondell pine should not be planted within a mile of Comandra populations. Infection of pine occurs through needles by spores produced on Comandra, but spores produced on pine cannot re-infect pine. This article gives information about the disease cycle, the symptoms and prevention and Print book: National government publication: EnglishView all editions and formats: Rating: (not yet rated) 0 with reviews - Be the first. Subjects: Loblolly pine -- Diseases and pests. Comandra blister rust. Comandra. View all subjects; More like this: Similar Items Download PDF: Sorry, we are unable to provide the full text but you may find it at the following location(s): (external link) http    Comandra Blister Rust Cronartium comandrae Peck Hosts: Ponderosa pine and Mondel pine (Pinus eldarica), and Comandra pallida is the alternate host. Symptoms/Signs: Symptoms of disease on pine begin with slight, spindle-shaped swellings that give rise to pustules that soon exude a mass of rust colored ://

Abstract - The objective of this project is to model the influence of multiple factors in predicting risk of infection of lodgepole pine, (Pinus contorta Dougl.), in a comandra blister rust (CBR Comandra blister rust is a damaging canker disease of lodgepole pine in the Central Rocky Moun-tains. Our knowledge of previous blister rust outbreaks and the effects of weather and climate on rust epidemiology has not been sufficient to explain the frequency and severity of disease outbreaks. Thus,?doi=&rep=rep1&type=pdf. Comandra blister rust canker on lodgepole pine in late summer when orange aeciospores are not present. Droplets of C. comandrae spermatia. Cankers on lodgepole pine with sporulating aecia. A jack pine stem with matures spores of Cronartium comandrae, the causal agent of comandra blister ://   Comandra Blister Rust. Cronartium comandrae Peck. Basidiomycotina, Uredinales, Cronartiaceae. Hosts: The aecial hosts are 2- and 3- needle hard pines, including lodgepole and ponderosa pine, The telial hosts are California Comandra (C. umbellata (L.) Nutt.) (Fig. 32a) and Bastard toadflax (Geocaulon lividum (Richardson) Fernald) (Fig. 32b)

However, Comandra blister rust has done considerable damage to plantings of Mondel pine in the Prescott, Sedona and Payson areas of Arizona. Beginning in the late s, Mondel pines were planted widely as a landscape tree throughout these areas, until it was realized that Comandra blister rust impacted their ://   Comandra Blister Rust Comandra blister rust is a native disease in Arizona on ponderosa pine. It also occurs on Mondell pine, a pine species introduced for land-scapes and Christmas tree production in Arizona. Comandra blister rust can cause death of ponde-rosa saplings, but it is not an important disease of mature ponderosa :// blister Improved resistance to comandra blister rust (causal agent: Cronartium comandrae) can improve lodgepole pine (Pinus contorta var. latifolia) survival and growth, but we lack information about resistance structure in this pathosystem. Incidence of comandra and other diseases was monitored annually in a seedlot trial designed to both  › Home. Comandra blister rust / By David W. (David Winslow) Johnson and United States. Forest Service. Abstract. Shipping list no.: n graphy: p. of access: Internet