1. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, APOST 24

    Hybrid seed production in tobacco by using male sterile plants

    NIKOVA V.; NIKOLOV E.; IANCHEVA A.; PANDEVA R.; PETKOVA A.
    Institute of Genetics, Sofia, Bulgaria; Tobacco and Tobacco Products Institute, Plovdiv, Bulgaria; Reg. Ctre for Scientific Investig. & Prod. of Tobacco, Haskovo, Bulgaria.
    The introduction of hybrid crop varieties has enabled spectacular growth in productivity owing to hybrid vigor and increased uniformity. To produce hybrid seeds, a pollination control system is required to prevent unwanted self-pollination. New...
  2. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, IG 01 ; CORESTA Meeting, Smoke Science/Product Technology, Stratford-upon-Avon, 2005, IG 02

    The regulation and governance of residues of plant protection products

    MARTELLINI B.; WARD M.R.
    Imperial Tobacco Ltd, UK
    Numerous pesticides or plant protection products (PPP) are registered for use on tobacco around the world and the residues or metabolites of many of them can be detected in tobacco leaf samples. A number of national authorities and industry boards...