phytophthora dieback

Listing 1 - 10 from 44 for phytophthora dieback

Control of Phytophthora and Other Major Diseases of Ericaceous Plants, HYG-3073-99
... of Phytophthora root-rot pathogens in particular. Unfortunately, Ohio summers often are humid and high in temperature. Therefore, fungicide sprays may have to be applied frequently. Phytophthora dieback and ... time and Botryosphaeria dothidea ecomes active. It is a serious dieback pathogen that causes symptoms very similar to Phytophthora dieback. It is very difficult to control. The only totally ...
ohioline.osu.edu

... Phytophthora. Control of Phytophthora Dieback: Several practices can be employed in the nursery to prevent Phytophthora dieback (see Plant Pathology Information Note 277). Phytophthora dieback is not a common disease problem in the landscape. Control Phytophthora dieback ...
www.ces.ncsu.edu

Department of Plant Pathology Plant Disease Facts
... Ploioderma (Hypoderma) Needlecast Root rots Gall and cankering rusts Rhododendron (Rhododendron) Botryosphaeria dieback Cercospora leaf spot Ovulinia flower blight Phytophthora dieback and root rot Spruce (Picea) Cytospora canker Rhizosphaera Needlecast Rose (Rosa) Black ...
www.ppath.cas.psu.edu

Ornamental Pathology Facts
... a single season. These diffuse cankers often kill the tree. (Examples: Chestnut blight, Botryosphaeria canker, Phytophthora dieback, Cytospora canker) In the nursery, deciduous woody ornamentals should be examined for cankers. Great care ...
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Plant Pathology Glossary
... before emergence or soon after emergence. Damping off is caused by fungi: Pythium spp., Phytophthora spp., Fusarium spp., and Rhizoctonia spp. View Image. Defensins antimicrobial proteins that inhibit ... upon seed germination, creating an antimicrobial environment around the seed while it germinates. Dieback progressive death of shoots, branches and roots, sometimes even leading to complete death ...
bugs.bio.usyd.edu.au

Plant Pathology: Plant Diseases Overview
... soil level before emergence or soon after emergence caused by Pythium spp., Phytophthora spp., Fusarium spp., and Rhizoctonia spp. Dieback Partial defoliation, twig and branch death and even complete death of plants ... flaccid, leaves collapse. Figure 1: Blight. Figure 2: Canker. Figure 3: Damping Off. Figure 4: Dieback. Figure 5: Gall. Figure 6: Mosaic. Figure 7: Rot. Figure 8: Rust pustules. Figure ...
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Managing Your Tropical Fruit Grove Under Changing Water Table Levels
... and browning (scorching). Fruit drop and leaf chlorosis and leaf abscission (drop). Stem dieback, limb dieback. Tree death. Symptoms of drought stress are identical to flooding stress. Drought generally reduces ... root diseases proliferate. This is especially true of the disease causing "water molds" - Pythium and Phytophthora. For groves that are located in low, flood prone areas, or areas of high ...
edis.ifas.ufl.edu

New Disease Reports - Phytophthora ramorum on three new hosts detected using on-site diagnostics
... of Ramorum dieback. References Giltrap PM, Inman AJ, Barton VC, Barnes AV, Lane CR, Hughes KJD, Tomlinson J, Dean ML, Izzard K, 2004. First report of Ramorum dieback (Phytophthora ramorum) on ... Ramorum dieback (Phytophthora ramorum) on Pieris in England. Plant Pathology 52, 785. Lane CR, Beales PA, Hughes KJD, Griffin RL, Munro D, Brasier CM, Webber JF, 2002. First outbreak of Phytophthora ...
www.bspp.org.uk

New Disease Reports - First report of Phytophthora palmivora on olive trees in Argentina
... during the spring 2005 in 30 olive plantations ranging from 300 to 4000 ha. Crown dieback and root rot symptoms were recorded with an average incidence of 3% in Catamarca, 50 ... . A molecular phylogeny of Phytophthora and related Oomycetes. Fungal Genetics and Biology 30, 17–32. Jung T, Blaschke H, Neumann P, 1996. Isolation, identification and pathogenicity of Phytophthora species from declining oak ...
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Phytophthora in Forests & Natural Ecosystems - Albany 2001
... the Second International Meeting on Phytophthora in Forests and Natural Ecosystems. This will be held in Albany, Western Australia from 30 September to 5 October 2001. Phytophthora cinnamomi has been estimated ... the Southwest of Western Australia, and is consequently a major management issue in Western Australia. 'Dieback caused by the root-rot pathogen P. cinnamomi' is listed as a 'key threatening ...
wwwscience.murdoch.edu.au

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