Search Results

3 results

  1. Tob. Sci., 1992, 36, p. 8-9., ISSN.0082-4623.

    Species composition of parasitoids of the tobacco aphid, Myzus nicotianae Blackman (Homoptera: Aphididae) in Eastern Tennessee

    SONG J.; PLESS C.D.; MILLER R.D.
    University of Florida, Dept. of Entomology and Nematology, Gainesville, FL, USA.
    The tobacco aphid, Myzus nicotianae Blackman, was commonly parasitized on tobacco plants, Nicotiana tabacum L., in greenhouses but rarely in the field. Five species of primary hymenopteran parasitoids were collected from greenhouses; only one primary...
  2. Tob. Sci., 1958, 2-12, p. 53-63, ISSN.0082-4523

    Resistance to the root-knot disease of tobacco

    CLAYTON E.E.(1); GRAHAM T.W.(2); TODD F.A.(3); GAINES J.G.(4); CLARK F.A.(5)
    (1) American Sumatra Tobacco Corp; (2) USDA and South Carolina Agricultural Experiment Station; (3) North Carolina State College; (4) USDA and Georgia Coastal Plain Experiment Station (5) Florida Agricultural Experiment Station - USA
    This study of resistance to the root-knot-nematode disease of tobacco (Meloidogyne incognita) was begun in 1935. Collections of Nicotiana tabacum were obtained from Mexico, Central and South America and tested for resistance. TI 706 was selected as...