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417 results

  1. 48th TWC, Tob. Work. Conf., 2018, abstr. 86

    Evaluation of low alkaloid lines for chlorophyll levels, flowering dates, and relative ripening rates

    SUMMERS K.(1); MOORE J.M.(1); LaHUE S.S.(1); MORRIS J.W.(2); COWERT W.H.(2)
    (1) University of Georgia, Tifton GA USA; (2) Altria Client Services, Richmond VA USA
    Tobacco has been an economically important crop throughout history; providing a substantial cash flow in return for a large investment of time, labor, and materials. Recent regulations are requiring a reduced amount of nicotine in finished product. Plants ...
  2. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 03

    Transcriptomic and metabolomic analysis of very low nicotine tobacco lines

    KUDITHIPUDI C.(1); SHEN Yanxin(1); GOVINDRAJULU R.(2); XU Dongmei(1); WAREK U.(1); STRICKLAND J.A.(1)
    (1) Altria Client Services LLC, Research, Development and Regulatory Affairs, Richmond, VA, U.S.A.; (2) Eurofins Lancaster Laboratories, c/o Altria Client Services LLC, Research, Development and Regulatory Affairs, Richmond, VA, U.S.A.
    Nicotine is the most abundant alkaloid in cultivated tobacco (Nicotiana tabacum), typically constituting more than 90 % of total alkaloids. Recently, the U.S. Food and Drug Administration issued an advance notice of proposed rulemaking to obtain ...
  3. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 10

    Testing performance of tobacco varieties in water stress conditions

    CAMPANONI P.(1); LAPARRA H.(1); OZELLEY P.(1); DELLA CIANA P.(3); BISCARINI E.(3); MAURIZI L.(2); NARDONI N.(2); TRIPPELLA C.(2); GOEPFERT S.(1)
    (1) Philip Morris Products S.A. (part of Philip Morris International group of companies), PMI R&D, Neuchâtel, Switzerland; (2) Philip Morris Italia s.r.l., via Po 11-13-15, 00198, Roma, Italy; (3) L’Agricola s.r.l., Bastia Umbra, Perugia, Italy
    Increasing climate instability could lead to local agricultural constraints, presenting a risk for volumes and quality of tobacco supply. Selecting and breeding tobacco varieties for the ability to perform in unfavourable water conditions becomes a ...
  4. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 18

    A non-destructive rapid method for blend grade verification using visible-near infrared hyperspectral imaging, advanced data processing and classification algorithms

    SAHU A.(1); DANTE H.(2); MORRIS J.W.(1); WAREK U.(1)
    (1) Altria Client Services LLC., Biotechnology, Richmond, VA, U.S.A.; (2) Industrial Turnaround Corporation, Chester, VA, U.S.A.
    The main objective of this study was to investigate the potential of hyperspectral imaging as a non-destructive, rapid, quality control method for grading cured tobacco bales. Cultivated tobacco plants were harvested and cured. Cured tobacco bales were ...
  5. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 24

    Downregulation of a putative nitrate transporter gene substantially reduces the accumulation of TSNAs in air-cured tobaccos

    GOEPFERT S.(1); BOVET L.(1); LU J.(2); CAMPANONI P.(1); LEWIS R.S.(2); DEWEY R.E.(2)
    (1) Philip Morris Products S.A. (part of Philip Morris International group of companies), PMI R&D, Neuchâtel, Switzerland; (2) North Carolina State University, Department of Crop Science, Raleigh, NC, U.S.A.
    Air-cured Burley tobacco leaves typically exhibit high levels of nicotine-derived nitrosamine ketone (NNK) and N'-nitrosonornicotine (NNN). It has been previously demonstrated that leaf nitrate accumulation in air-cured tobaccos serves as the source ...
  6. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 25

    2017 stable reduced converter (SRC) dark tobacco crop

    LION K.; LUSSO M.; ADAMS A.; MORRIS W.; XU D.; WAREK U.; STRICKLAND J.A.
    Altria Client Services LLC, Research, Development & Regulatory Affairs, Richmond, VA, U.S.A.
    On January 23, 2017, FDA published “Tobacco Product Standard for N-nitrosonornicotine Level in Finished Smokeless Tobacco Products” in which they proposed an NNN ceiling of 1.0 ppm (DWB) through the end of product shelf life. During the past several ...
  7. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 31

    Genetic strategy for reducing sucker pressure in tobacco

    SHEN Yanxin; YANG J.; KUDITHIPUDI C.; XU Dongmei; FREDERICK J.; WAREK U.; STRICKLAND J.A.
    Altria Client Services LLC, Research, Development & Regulatory Affairs, Richmond, VA, U.S.A.
    Tobacco plants exhibit strong apical dominance because molecular signals from the shoot apical meristem (SAM) mediate hormonal regulation effectively inhibiting axillary bud growth. Upon SAM removal, however, hormonal signals are lost enabling axillary ...
  8. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 49

    The influence of Nicotiana alata-derived introgression on plant malformations of tobacco breeding lines resistant to tomato spotted wilt virus

    KORBECKA-GLINKA G.(1); TROJAK-GOLUCH A.(1); DOROSZEWSKA T.(1); GOEPFERT S.(2)
    (1) Institute of Soil Science and Plant Cultivation - State Research Institute, Pulawy, Poland; (2) Philip Morris Products S.A. (part of Philip Morris International group of companies), PMI R&D, Neuchâtel, Switzerland
    Tomato spotted wilt virus (TSWV) is one of the most destructive viruses for tobacco cultivation. Cultivar “Polalta” carries a resistance gene introgressed from a wild species, Nicotiana alata, but the use of this cultivar in breeding is hampered by ...