Impatiens necrotic spot virus (INSV) is one of the prevalent viruses infecting ornamental plants, including begonia. The western flower thrips, Frankliniella occidentalis, is the only species currently known to vector INSV. In Spring 2012, stunted plant growth and necrotic spots were observed on...
Author(s)
Tian, X.; Zheng, Y.; Chintaluri, K.; Meng, B.
Publisher
American Phytopathological Society (APS Press), St. Paul, USA
Citation
Plant Disease, 2013, 97, 2, pp 291
A new distribution map is given for Tobacco etch virus (Potyviridae: Potyvirus). The hosts include bell pepper (Capsicum annuum), tomato (Solanum lycopersicum) and tobacco (Nicotiana tabacum). Information is provided on the geographical distribution in Europe (Cyprus, France, Hungary and Russia),...
Publisher
CABI, Wallingford, UK
Citation
Distribution Maps of Plant Diseases, 2010, No.October, pp Map 1094 (Edition 1)
A new distribution map is provided for Iris yellow spot virus, Bunyaviridae: Tospovirus. Hosts: onion (Allium cepa), Dutch iris (Iris hollandica), leek (Allium porrum) and Hippeastrum spp. Information is given on the geographical distribution in Europe (France, Mainland France, Germany, Italy,...
Publisher
CABI, Wallingford, UK
Citation
Distribution Maps of Plant Diseases, 2009, No.October, pp Map 1011 (Edition 2)
Phytoplasmas are bacterial plant pathogens consisting of more than 50 phylogenetic groups that cause devastating diseases in various crops worldwide. They are obligate parasites restricted to the phloem tissue of the host plant and are transmitted from plant to plant mostly by leafhoppers...
Author(s)
Olivier, C. Y.; Lowery, D. T.; Stobbs, L. W.
Publisher
Entomological Society of Canada, Ottawa, Canada
Citation
Canadian Entomologist, 2009, 141, 5, pp 425-462
A new distribution map is provided for Bean pod mottle virus. Comoviridae: Comovirus. Hosts: common bean (Phaseolus vulgaris) and soyabean (Glycine max). Information is given on the geographical distribution in Asia (Iran), North America (Canada, Ontario, USA, Alabama, Arkansas, Illinois, Indiana,...
Publisher
CABI, Wallingford, UK
Citation
Distribution Maps of Plant Diseases, 2006, No.October, pp Map 984 (Edition 1)
In 2001, soyabean fields were surveyed in Ontario to determine the incidence of viruses due to the observed presence of soyabean aphids (Aphis glycines), known carriers of soybean mosaic virus (SMV). In addition, bean leaf beetle (Cerotoma trifurcata) was found during 2000 to be contaminated with...
Author(s)
Michelutti, R.; Tu, J. C.; Hunt, D. W. A.; Gagnier, D.; Anderson, T. R.; Welacky, T. W.; Tenuta, A. U.
Publisher
American Phytopathological Society (APS Press), St. Paul, USA
Citation
Plant Disease, 2002, 86, 3, pp 330
Two diagnostic assays involving the polymerase chain reaction (PCR) were evaluated to detect and quantify phytoplasma in aster leafhoppers, Macrosteles quadrilineatus. One assay was used to detect the pathogen in individual insects and monitor the number of insects carrying the pathogen. The other...
Author(s)
Goodwin, P. H.; Mahuku, G. S.; Liu HongWei; Xue, B. G.
Citation
Crop Protection, 1999, 18, 2, pp 91-99
Turnip yellow mosaic tymovirus (TYMV) has been reported throughout Europe, New Zealand and Australia. In 1994, this virus was identified in 2 field plantings of Bok Choi and 1 planting of Pak Choi (Brassica campestrisChinensis group var. communis) in Durham and Haldimand-Norfolk counties, Ontario,...
Author(s)
Stobbs, L. W.; Cerkauskas, R. F.; Lowery, T.; Driel, L. van
Citation
Plant Disease, 1998, 82, 3, pp 351
Chlorpyrifos (0.5%) was applied to mature elm trees (Ulmus americana) in Ontario for the control of Hylurgopinus rufipes and Scolytus multistriatus, vectors of Ceratocystis ulmi, with either a hydraulic sprayer or a mist blower, and the deposition of chlorpyrifos on bark samples was measured by...
Author(s)
Roy, D. N.; Purdy, J. R.; Perumal, P. A.; Grace, J. K.
Citation
Proceedings of the Entomological Society of Ontario, 1988, 119, pp 63-68