1. Bull. Spec. CORESTA Congress, Harare 1994, p. 143, PPOST 16

    Effect of the genotype of initial breeding material on the vitality of diallel F1 dihaploid Oriental tobacco lines

    KURTEVA G.; ENCHEVA Y.; STOIKOVA D.
    Inst. for Tobacco and Tobacco Products, Plovdiv, Bulgaria
    Twenty one diallel F1 dihaploid lines and their parental forms were tested in the field during 1992-1993 in order to evaluate their vitality compared to the parental forms, depending on their hybrid origin. F1 hybrids of diallel crossing between the ...
  2. Bull. Spec. CORESTA Congress, Harare 1994, p. 191, S 16

    A customized smoking machine hood with automatic air flow control designed to meet the requirements of ISO 3308 and 4387

    CONNELL C.T.; MOKARRY W.L.
    Philip Morris Products, Inc., Richmond, VA, USA
    There are two main objectives of this project: 1) Modify a traditional 20-port Philip Morris/Phipps & Bird smoking machine to meet the requirements of ISO 3308:1991 and 4387:1991 cigarette smoking procedures. 2) Design a smoking machine hood with ...