Search Results

5 results

  1. 48th TWC, Tob. Work. Conf., 2018, abstr. 41

    Search for varieties with useful resistance to Black Shank under Georgia growing conditions

    SHEALEY J.(1); DAWSON J.(1); TAYLOR J.(1); BEASLEY E.(1); BARNES T.(1); ANDERSON H.H.(1); VON WALDNER D.M.(1); MOORE J.M.(1); BERTRAND P.F.(1); LEWIS R.S.(2)
    (1) University of Georgia, Statenville GA USA; (2) North Carolina State University, Raleigh NC USA
    As new varieties of black shank resistant tobacco are brought to the market extension agents in Georgia annually conduct variety trials across the state to measure performance and Florida 301 resistance levels throughout our tobacco producing region....
  2. TSRC, Tob. Sci. Res. Conf., 2017, 71, abstr. 070

    Genetic approaches and resources for enabling compliance to proposed NNN standards

    DEWEY R.E.(1); LEWIS R.S.(1); LU Jianli(1); BOVET L.(2); GOEPFERT S.(2); CAMPANONI P.(2)
    (1) North Carolina State University, Raleigh, NC, USA; (2) Philip Morris International, Neuchatel, Switzerland
    Tobacco-specific nitrosamines (TSNAs) are formed through the nitrosation of tobacco alkaloids. Over the past decade, we have demonstrated how altering the genetics of the tobacco plant can result in dramatic reductions in TSNA formation. This has...
  3. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 05

    Working to improve black shank control in flue-cured tobacco

    BERTRAND P.F.(1); MOORE J.M.(1); SHEW D.(2); LEWIS R.S.2); VON WALDNER M.(1)
    (1) University of Georgia, Tifton, GA, U.S.A.; (2) North Carolina State University, Raleigh, NC, U.S.A.
    Black shank is a concern for farmers growing tobacco on land infested with Phytophthora nicotianae. The first superior Php gene variety (NC-71) was introduced in 1995. The Php gene confers complete resistance to the wild type of P. nicotianae (race...