1. 48th TWC, Tob. Work. Conf., 2018, abstr. 15

    Evaluation of dark fire-cured SRC (Stable Reduced Converter) lines with ZYVERT™ technology in Kentucky and Tennessee field trials

    BAILEY W.A.(1); RODGERS C.(1); PITT B.(2)
    (1) University of Kentucky, Princeton KY USA; (2) University of Tennessee, Springfield TN USA
    Field experiments were conducted at the University of Kentucky Research & Education Center in Princeton KY and at the University of Tennessee Highland Rim Research & Education Center in Springfield TN for five years (2013-2017) to compare ...
  2. 48th TWC, Tob. Work. Conf., 2018, abstr. 16

    Comparison of chemical compounds in upper leaves of flue-cured tobacco among different countries

    WANG J.; ZHANG Y.; ZHOU H.; LIANG T.; GUO W.; ZHANG S.
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, China
    By using 281 upper leaves samples of flue-cured tobacco harvested in 2016 from China, Zimbabwe, Zambia, Malawi and Tanzania as material, the contents of chemical compounds were compared among different countries. The results showed that: Significant ...
  3. 48th TWC, Tob. Work. Conf., 2018, abstr. 17

    Organic transplant production: an evaluation of nitrogen fertility programs

    VANN M.C.(1); FISHER L.R.(1); SEAGROVES R.(1); McGINNIS M.(2)
    (1) North Carolina State University, Raleigh NC USA; (2) North Carolina Department of Agriculture and Consumer Services, Raleigh NC USA
    Organic tobacco production in North Carolina has increased in recent years. Despite increasing interest, little is known regarding the appropriate management of organic nitrogen sources in a seedling float system. Research was conducted to evaluate three ...
  4. 48th TWC, Tob. Work. Conf., 2018, abstr. 18

    Evaluations of float water aeration in organic transplant production

    FISHER L.R.(1); VANN M.C.(1); SEAGROVES R.(1); McGINNIS M.(2)
    (1) North Carolina State University, Raleigh NC USA; (2) North Carolina Department of Agriculture and Consumer Services, Raleigh NC USA
    At present, the effects of float bed aeration in the production of organic tobacco seedlings are not known. Research was conducted to evaluate two organic nitrogen fertilizer programs and their effects to float water nutrient concentration and seedling ...
  5. 48th TWC, Tob. Work. Conf., 2018, abstr. 19

    Effect of storage method and duration on germination of pelleted flue-cured tobacco seed

    AMANKWA G.; MISHRA S.; SHEARER A.D.; VAN HOOREN D.L.
    Canadian Tobacco Research Foundation, Delhi, Ontario, Canada
    The amount of pelleted seed remaining after seeding can be quite substantial in certain cases, requiring proper storage if the seed is to be seeded the subsequent year. This study was conducted to determine the best storage condition that would maintain ...
  6. 48th TWC, Tob. Work. Conf., 2018, abstr. 20

    Screening of acidifying chemicals for use in the production of organic tobacco seedlings

    VANN M.C.(1); SEAGROVES R.(1); SHORT M.(1); McGINNIS M.(2)
    (1) North Carolina State University, Raleigh NC USA; (2) North Carolina Department of Agriculture and Consumer Services, Raleigh NC USA
    Float water bicarbonate concentration in excess of 2.0 meq/L (100 ppm) can result in stunted, unusable seedlings unless float water is acidified. In conventional greenhouse systems, sulfuric acid is used for this purpose; however, that chemical is not ...