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15 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, AP 32

    Evaluation of various NPK fertilizer formulations applied as side dressing to tobacco in Santa Cruz do Sul region, RS, Brazil

    MOORE J.M.(1); BAFALLUY R.(2); REAL R.(2); CHAVES L.C.S.V.(3)
    (1) University of Georgia, Tifton, GA, U.S.A.; (2) SQM, Alphaville, Barueri, Santana de Parnaíba, SP, Brazil; (3) SANTAGRO, Santa Cruz Agrícola Comercial Ltda, Santa Cruz do Sul, RS, Brazil
    The objective of this research was to evaluate the qualitative and quantitative yield of tobacco (Nicotiana tabacum L.) comparing various formulations of nitrogen-potassium fertilizers applied as sidedress treatments. Six trials were conducted in distinct ...
  2. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, AP 02

    Evaluation of growth, yield, grade and chloride content of flue-cured tobacco fertilized with various rates of KCl and K-Mag as potassium sources

    MOORE J.M.(1); BAFALLUY R.(2); LAHUE S.S.(1); TROXELL C.E.(1)
    (1) University of Georgia, Tifton, GA, USA; (2) SQM Brazil, Barueri - SP, Brazil
    Fertilizer laws exist in the U. S. which require manufacturers of fertilizer stipulated as "tobacco grade fertilizer" to limit the chloride (Cl) content to not more than two percent by weight. These regulations were put in place based on ...
  3. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, PPOST 08

    Efficacy of two new insecticides: DuPont's Coragen 1.67 SC and Syngenta's Durivo SC for control of tobacco budworm in flue-cured tobacco

    VARNEDORE T.(1); MOORE J.M.(2); JONES D.C.(3)
    (1) Univ. Georgia Cooperative Extension, Hazlehurst, GA, USA; (2) Univ. Georgia Cooperative Extension, Tifton, GA, USA; (3) Univ. Georgia Cooperative Extension, Mt. Vernon, GA, USA
    Two new systematic insecticides, Coragen 1.67 SC and Durivo SC applied as tray drenches in the greenhouse, as transplant water treatments in the field, and foliar treatments were compared to several foliar insecticides for tobacco budworm control in flue ...
  4. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, PPOST 10

    Predicting Tomato Spotted Wilt Virus occurrence in tobacco crops in the Southeast US

    MILA A.L.(1); BERTRAND P.F.(2); FORTNUM B.A.(3); JOHNSON C.(4)
    (1) NC State University, Raleigh, NC, USA; (2) University of Georgia, Tifton, GA, USA; (3) Clemson University, Pee Dee REC, Florence, SC, USA,; (4) Virginia Tech - Southern Piedmont AREC, Blackstone, VA, USA
    Tomato spotted wilt virus (TSWV) is an important disease of tobacco, reported at significant levels since early 90's. Chemical control, specifically imidacloprid (IMD) and acibenzolar-S-methyl (ASM) applications in the greenhouse before plants are ...
  5. CORESTA Meeting, Agronomy/Phytopathology, Krakow, 2007, AP 41

    Managing thrips vectors and tomato spotted wilt tospovirus symptom expression in flue-cured tobacco

    McPHERSON R.M.; MOORE J.M.
    University of Georgia, Dept. of Plant Pathology, Tifton, GA, USA.
    Tomato spotted wilt tospovirus (TSW) is a serious economic problem for tobacco producers in Georgia, USA. This virus is spread, or vectored, by tiny insects called thrips (Thysanoptera: Thripidae) as they feed on the crop. Results are presented from ...