virus transmission

Listing 11 - 20 from 75 for virus transmission

On-Line Glossary: N
... noncirculative transmission. Virus transmission characterized by a very short period of acquisition of the virus by a vector (e.g., an aphid), no latent period before the vector can transmit the virus, and a short period of retention by the vector after acquisition. (Also termed nonpresistent transmission ...
ppathw3.cals.cornell.edu

Institute of Plant Protection
... . Weed research. Detection and Identification of Plant Viruses. Production of virus-free propagation material. Virus transmission and epidemiology. Control measures. Breeding for virus resistance. Cross protection. Development of transformation and regeneration system in tissue ...
www.agri.gov.il

APSnet Education Center - Plant Disease Lessons - Barley yellow dwarf
... transmission by aphids, and lack of transmission by rubbing (mechanical inoculation) differentiated BYD from many other plant virus diseases. BYD has served as a model for study of the “yellowing” virus diseases of plants and for elucidation of the mechanisms of circulative (also called persistent) virus transmission ...
www.apsnet.org

The BSPP - Board Profiles
... viruses of temperate cereals(notably barley yellow dwarf viruses), grasses and forage legumes, mechanisms of virus transmission. Viruses of tropical crops including rice and Araceae. BSPP Home
www.bspp.org.uk

TB01
... transmitting the virus, but such transmission is very rare in nature. Seed may be infested with the virus, but seed transmission has not been proven. Source of the Virus Tobacco mosaic virus overwinters in ... cultivation should be done when the plants are dry and preferably partially wilted because less virus transmission occurs under these conditions. It is seldom feasible or of value to rogue plants ...
www.ces.ncsu.edu

SOY009 - Soybean Viruses
... virus, but are used only rarely because taking corrective action is rarely possible. Symptons, Virus Transmission, Epidemiology, and Management of Specific Viruses. SOYBEAN MOSAIC VIRUS – SMV Soybean mosaic virus (Fig. 1) is the most common virus encountered in ...
www.ces.ncsu.edu More from this site

Conservation Part 23: Practicing Conservation at Shows, by Marilyn Light, 12 May 99
... show but there are other important matters which should concern us including pest and disease transmission, the care and handling of one's own plants and those of other exhibitors, ... have been implicated in virus transmission as in Bean Yellow Mosaic Virus that badly affects Masdevallias. Sucking insects pierce the plant tissues and provide an entry point for virus particles laying on the surface ...
www.geocities.com/~marylois

New Disease Reports - First record of Bean yellow mosaic virus infecting a member of the orchid genus Dactylorhiza
... including Tomato spotted wilt virus, Impatiens necrotic spot virus, Cymbidium mosaic virus, Odontoglossum ringspot virus and Bean yellow mosaic virus. Of these viruses, the sample tested positive only for Bean yellow mosaic virus (BYMV), using a polyclonal-based DAS-ELISA kit (Loewe Biochemica, Germany). Subsequent examination by transmission ...
www.bspp.org.uk

Plum Pox Virus - Other Resources
... and plum. Several aphid species can serve as carriers of the virus. The virus stays viable in the aphid’s mouthparts for a period ... plum. Several aphid species can serve as carriers of the virus. The virus stays viable in the aphid’s mouthparts for a period ... question about plum pox Weekly updates Role of aphids in PPV transmission (Virginia Tech) History and Current Status of PPV in Pennsylvania (01 ...
www.caf.wvu.edu

"Virus" in Roses
... of transmission of Rose Mosaic Virus is through vegetative propagation: budding/grafting, or cloning through cuttings. Perhaps you've been advised to buy "own-root" roses, in order to avoid virus? ... . A virused plant remains virused forever. Cuttings taken from virus-free plants produce virus-free plants. "Clean" budwood or cuttings produce virus-free plants, whether they are grown on their own ...
www.goldcoastrose.org

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