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46 results

  1. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, AP 07

    Experimental tobacco plot size and design to breeding lines evaluation

    TOLEDO F.H.R.B.(1); RAMALHO M.A.P.(2); PULCINELLI C.E.(3); BRUZI A.T.(4)
    (1) Department of Genetics, University of São Paulo, Piracicaba, Brazil; (2) Biology Department, Federal University of Lavras, Minas Gerais, Brazil; (3) Souza Cruz S.A., Tobacco Breeding Centre, Rio Negro, Brazil; (4) Agriculture Department, Federal University of Lavras, Minas Gerais, Brazil
    For the new cultivar release in Brazil it is necessary to carry experiments of Value for Cultivation and Use (VCU). In the VCU the experimental plot size and design is an important piece of information. Since this detail is not available for tobacco in ...
  2. CORESTA Congress, Edinburgh, 2010, AP 12

    Molecular characterization of a new trait associated with the PVYntn resistance in Nicotiana tabacum

    PULCINELLI C.E.; BRUZI A.T.; TULMANN NETO A.; SOUZA-DIAS J.A.C.; CAMARGO L.E.A.
    Souza Cruz SA, Tobacco Breeding Centre, Rio Negro, Paraná, Brazil
    The PVY ntn is a very severe variant of the Potato Virus Y (PVY), Tobacco Vein Banding, and has been reported causing losses greater than 30% in yield and serious damages to the quality in many tobacco growing areas around world. The first genetic ...
  3. CORESTA Meeting, Agronomy/Phytopathology, Rovinj, 2009, AP 04

    Reporting a source of PVYNTN resistance in Nicotiana tabacum

    PULCINELLI C.E.; TULMANN NETO A.; SOUZA-DIAS J.A.C.; DELFRATE A.; BRUZI A.T
    Souza Cruz SA, Tobacco Breeding Centre, Rio Negro, Paraná, Brazil
    One of the main tobacco diseases, Vein Banding or Potato Virus Y (PVY) has been reported causing injuries to the tobacco growing areas around world, in some cases with losses greater than 30% in yield, and serious damages to the tobacco quality. Globally, ...
  4. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, APOST 27

    Obtaining Nicotiana repanda and Nicotiana tabacum fertile hybrids using gamete cell irradiation and immature embryo recovery

    PONTES O.F.S.; PULCINELLI C.E.; LOPES F.C.C.; LATADO R.R.; NETO A.T.; CAMARGO N.
    BAT-Souza Cruz, Tobacco Breeding Center, Rio Negro, Paraná, Brazil; Plant Breeding Lab., Centro de Energia Nuclear na Agricultura CENA/USP, Piracicaba, SP, Brasil.
    Considerable efforts have been made to obtain fertile hybrids between Nicotiana repanda Willd (2n=48) and Nicotiana tabacum (2n=48) once N. repanda was reported to be resistant to Meloidogyne javanica, a root-knot nematode which is found worldwide causing ...
  5. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, APOST 28

    The development of new tobacco cultivars by BAT-Souza Cruz

    PONTES O.F.S.; PULCINELLI C.E.; LOPES F.C.C.; ANGENILSON D.; MAURILIO R.; LUCIA L.S.
    BAT-Souza Cruz, Tobacco Breeding Center, Rio Negro, Paraná, Brazil.
    The tobacco industry around the world has been threatened in many different ways, including several aspects related to the growing and production of tobacco itself. These pressures can also be understood to be a good indication of new areas of opportunity ...
  6. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, P 10

    Control of potato tuberworm, an emerging tobacco pest in Brazil

    GALINA E.; MOCELIN R.
    Souza Cruz, R&D Center - Rio de Janeiro (RJ) - Brazil, Souza Cruz Leaf Dept. - Based at Cascavel (PR) - Brazil.
    Potato tuberworm, also known as tobacco splitworm, causes damages in all phases of tobacco production, that is, from seedbed to curing. The causal agent has been identified as Phthorimaea operculella (Zeller), a frequent pest in potato fields in Brazil. ...