Search Results

24 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, AP 04

    Contributions to the study of gall wasp occurrence in Eucalyptus woodlots in southern Brazil

    ROESCH F.(1); FEUERBORN M.(1); KOEHLER A.(2); RAUBER M.(2); FARIAS J.(3); WELTER C.A.(3); TEIXEIRA D.S.(3)
    (1) Japan Tobacco International (JTI), Santa Cruz do Sul, RS, Brazil; (2) Universidade de Santa Cruz do Sul (UNISC), Laboratory of Entomology, Santa Cruz do Sul, RS, Brazil; (3) Universidade Federal de Santa Maria (UFSM), Centro de Pesquisas Florestais, Campus Universitário, Santa Maria, RS, Brazil
    Firewood from Eucalyptus spp. is the main source of energy for tobacco curing in South Brazil. Leptocybe invasa Fisher & Lasalle, 2004 (Hymenoptera: Eulophidae) is a gall inducing wasp species that causes damage to eucalyptus plantations and nurseries ...
  2. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, AP 49

    Potential alternative control for Ephestia spp. using parasitoid wasps

    KÖHLER A.(1); PEZZINI C.(1); ROESCH F.(2); FEUERBORN M.(2)
    (1) Universidade de Santa Cruz do Sul (UNISC), Laboratory of Entomology, Santa Cruz do Sul, RS, Brazil; (2) Japan Tobacco International (JTI), Santa Cruz do Sul, RS, Brazil
    Different practices are already used to control lepidopteran pests in stored tobacco, mostly including chemical or physical practices, preventive or disinfesting. Biological methods, used more frequently in tobacco field sites, are not used yet in stored ...
  3. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, AP 23

    Spatial distribution and impact of adjacent vegetation on families of parasitic Hymenoptera associated with organic tobacco in Santa Cruz do Sul, RS, Brazil

    DORFEY C.(1); KÖHLER A.(2); SCHOENINGER K.(2)
    (1) JTI Kannenberg Comércio de Tabacos do Brasil Ltda, Brazil; (2) University of Santa Cruz do Sul (Unisc), Brazil
    The objectives of the research were to assess the fauna of Hymenoptera parasitoids associated with tobacco under organic management, to verify its spatial distribution within the growing area and to assess the impact of the presence of adjacent vegetation ...
  4. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, PPOST 03

    "Diatomaceous Earth and Rice Hull Ash": two new alternatives to control Lasioderma serricorne (F.) in tobacco warehouse condition

    GRECO M.M.; KÖHLER A.; DA COSTA R.
    Kannenberg & Cia. Ltda, Santa Cruz do Sul, RS - Brazil; University of Santa Cruz do Sul, Dept. of Biology, Entomologic Laboratory, Santa Cruz do Sul, RS - Brazil.
    Diatomaceous Earth (DE) is an approved and registered product for use against indoor and outdoor crawling insects. DE is odorless and nontoxic, composed of finely milled fossilized shells of minuscule organisms which present microscopically fine, sharp ...
  5. CORESTA Meeting, Agronomy/Phytopathology, Suzhou, 1999, AP10

    Seasonal fluctuations in the infestation of Samsoun Oriental tobacco in the field by apterous aphids in Greece, from 1989 to 1998

    CHRYSSOCHOOU A.P.
    Tobacco Institute, Drama, Greece
    In most tobacco-growing areas of Greece, natural infestations of apterous aphids of the Myzus persicae / M. nicotianae complex group, colonizing on Samsoun Oriental tobacco, especially during the period from transplanting to the end of the growing period, ...
  6. CORESTA Meeting, Agronomy/Phytopathology, Montreux,1997, AP37 (adjourned)

    Effects of liming of an acid soil on yield, quality and chemical composition of flue-cured tobacco

    PANGOS E.A.; NTZANIS E.; TSOTSOLIS N.C.
    Tobacco Institute, Drama, Greece
    Soil acidity is a major growth-limiting factor for plants in many parts in the world. A three year field study during the period 1990-1992 was conducted on an acid soil representative of those where flue-cured tobacco is grown in the Agrinio alluvial ...