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4 results

  1. Tob. Reporter, 1994, 121-7, p. 53-5. Tob. Sci, 1994, 38, p. 55-7, ISSN.0361-5693

    Economic analysis of a one-person mechanized harvest system for Maryland tobacco

    HANSON J.C.; MCKEE C.G.
    University of Maryland, Dept. Agric. and Resources Econ., College Park, MD, USA
    The length of time was measured for one person to harvest and barn Maryland tobacco using a partially mechanized system where stalks were cut mechanically, plants were speared onto sticks, sticks were loaded onto beams in the field, and beams were hung in ...
  2. Tob. Reporter, 1993, 120-11, p. 37-45. Tob. Sci, 1993, 37, p. 69-77, ISSN.0361-5693

    Factors influencing the irrigation efficiency of flue-cured tobacco grown in north Queensland, Australia

    TONELLO P.E.; PREGNO L.M.; WEEDEN B.R.
    Dept. of Primary Industries, Mareeba, Queensland, Australia
    A three-year study was begun in 1988 using commercial size (10-15 ha) flue-cured tobacco (Nicotiana tabacum L.) plantings within the Mareeba-Dimbulah Irrigation Area (MDIA) of north Queensland, Australia. This study aimed to determine the water ...
  3. Tob. Reporter, 1993, 120-6, p. 48-51. Tob. Sci, 1993, 37, p. 30-3, ISSN.0361-5693

    Performance of anther-derived dihaploids in Maryland tobacco

    McCONNELL M.E.; AYCOCK M.K. Jr.
    University of Maryland, Dept. of Agronomy, College Park, MD, USA.
    The objectives of this study were to develop anther-derived dihaploid lines from two Maryland tobacco (Nicotiana tabacum L.) cultivars, MD 609 and MD 341, and to compare the performance of the dihaploids with their parental sources. Haploid production per ...
  4. Tob. Reporter, 1991, 118-1. Tob. Sci, 1991, 35, p. 1-5, ISSN.0361-5693

    Genetics of hornworm resistance in Maryland tobacco

    WILHITE F.M.; AYCOCK M.K.; MENCHEY E.K.
    University of Maryland, Maryland Agric. Exper. Sta., Dept. of Agronomy, College Park, MD, USA
    During outbreak years, the two species complex of tobacco hornworms, Manduca sexta (L.) and tomato hornworms, M. quinquemaculata (Haworth), may cause considerable economic loss to Maryland tobacco, Nicotiana tabacum (L.). This study was designed to aid ...