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5 results

  1. CORESTA Meeting, Agronomy/Phytopathology, Montreux, 1997, PT9

    Variability of Peronospora tabacina: an isoenzyme study

    EDREVA A.; DELON R.; COUSSIRAT J.C.
    (1) D. Kostov Inst. of Genetics, Bulgarian Academy of Sciences, Sofia, Bulgaria. (2) SEITA, lnstitut du Tabac, Bergerac, France
    The variability of P. tabacina A. populations was studied using the isoenzyme polymorphism of peroxidase, malate dehydrogenase and superoxidismutase. P. tabacina conidia from N. tabacum crops cultivated in distant areas of Europe...
  2. CORESTA Meeting, Agronomy/Phytopathology, Montreux,1997, AP10

    Occurrence of eggplant mottled dwarf nucleorhabdovirus in tobacco crops in Greece

    KATIS N.; CHATZIVASSILIOU E.; CLAY C.; AVGELIS A.; MANOUSSOPOULOS I.
    Aristotle University of Thessaloniki, Greece
    In August 1993, unusual virus-like symptoms were observed in tobacco plants ( Nicotiana tabacum L.) of the cvs Myrodata Agriniou in the area of Agrinio (Central Greece). In 1994 and 1995 similar symptoms were noticed in the cv. Virginia in the area...
  3. CORESTA Meeting, Agronomy/Phytopathology, Montreux,1997, AP42

    Assessment of the efficacy of CGA 245704 associated or not with CGA 329351 (metalaxyl-M) for the control of blue mold (P. tabacina): results of four years of experimentation

    DELON R.; CAILLETEAU B.; VERRIER J.L.; SYLVESTRE M.
    SEITA, Institut du Tabac, Bergerac, France
    Since 1993, a stimulator of the plant's natural resistance (CGA 245704) or acibenzolar-S-methyl, belonging to the benzothiadiazole group, has been tested for blue mold ( P. tabacina ) control both on seedbeds and on the field. An application of CGA...