Search Results

13 results

  1. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 48

    TALEN-mediated mutagenesis of NteIF4E1a leads to potato virus Y (PVY) resistance in flue-cured tobacco (Nicotiana tabacum cv. K326)

    YANG Dahai(1,2,3); YAO Heng(1,2,3); XIE He(1,2,3); BAI Ge(1,2,3); CHEN Xuejun(1,2,3); LI Yongping(1,2,3)
    (1) Tobacco Breeding and Biotechnology Research Center, Yunnan Academy of Tobacco Agricultural Sciences, Kunming, P.R. China; (2) Key Laboratory of Tobacco Biotechnological Breeding, Kunming, P.R. China; (3) National Tobacco Genetic Engineering Research Center, Kunming, P.R. China
    Potato virus Y (PVY) infection causes severe yield reduction and quality decline of cultivated tobacco (Nicotiana tabacum) leaves, and results in large economic losses. In tobacco production, effective control of PVY is urgently needed. Breeding...
  2. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 49

    Construction and genetic evaluation of chromosome segment substitution lines in tobacco (Nicotiana tabacum L.)

    TONG Zhijun; JIAO Fangchan; CHEN Xuejun; XIAO Bingguang
    Yunnan Academy of Tobacco Agricultural Sciences of CNTC, Key Laboratory of Tobacco Biotechnological Breeding, National Tobacco Genetic Engineering Research Center, Kunming, P.R. China
    A set of chromosome segment substitution lines (CSSLs) of tobacco (Nicotiana tabacum L.) was first developed by molecular marker assisted selection (MAS) and successive backcrossing with Y3, the flue-cured tobacco germplasm with comprehensive traits...
  3. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, STPOST 11

    Quantitative discrimination of the flavour type of flue-cured tobacco and correlation between flavour type and planting area

    LI Chao(1); MIAO Mingming(1); QIN Yunhua(1); LI Exian(2); WU Yiqin(1); XU Yong(1); YANG Guangyu(1); ZHANG Chengming(1)
    (1) Cigarette Product Quality Inspection Institute, Technology Center, China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China; (2) Institute of Biotechnology and Genetic Resources, Yunnan Academy of Agricultural Sciences, Kunming, P.R. China
    To study the relationship between chemical composition and flavour type of flue-cured tobacco, 500 tobacco samples were collected from 29 areas in 14 Chinese provinces in 2012. A classical sampling method was applied. Following relevant methods...
  4. Tobacco Science & Technology, 2012, 4, p. 48-50, 66, ISSN.1002-0861

    Study on residue and degradation of deltamethrin in Oriental tobacco

    YANG Shaosong(1); CHEN Jing(*1); TANG Xubing(2); LUO Lin(2); YAO Min(2)
    (1) Institute of Agricultural Environment and Resource, YAAS, Kunming 650205, P.R. China; (2) Baoshan Oriental Tobacco Company, Baoshan 678000, Yunnan, P.R. China
    In order to assess the degradation behavior of deltamethrin residues in oriental tobacco, the field experiments were conducted for two consecutive years with 2.5 % deltamethrin EC. The test results indicated that: 1) The degradation of deltamethrin...
  5. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, PPOST 05

    Identification and phylogenetic analysis of 3'-part genomic sequence of an isolate of chilli vein mottle virus (ChiVMV) infecting Nicotiana tabacum

    QIN Xiyun(1); YANG Cheng(2); ZHANG Lei(3); JIANG Zili(2); FANG Qi(3); DING Ming(3); ZHANG Zhongkai
    (1) Yunnan Academy of Tobacco Sciences, Yuxi, Yunnan Province 653100, P.R China; (2) Dali Tobacco Company of Yunnan Province, Dali 671000, P.R China; (3) Biotechnology and Genetic Resources Institute, Yunnan Academy of Agricultural Sciences, Kunming 650223, P.R. China
    The genus Potyvirus is the largest plant virus genus. An isolate of potyvirus, designated YN75, was obtained from tobacco (Nicotiana tabacum) in Dali, Yunnan Province. The virions of YN75 in the crude sap of infected plants were flexuous, 730-770 nm...
  6. Bull. Spec. CORESTA Congress, Lisbon, 2000, p. 107, APOST6 (adjourned)

    Estimation of the state of nitrogen nourishment of tobacco using the N-tester

    KOWALCZYK-JUSKO A.; KOSCIK B.
    University of Agriculture, Lublin - Institute of Agricultural Sciences, Zamosc, Poland.
    The purpose of this work, based on a three years of field experiment, was to inspect whether it is possible to use a chlorophyll meter in fixing the nitrogen doses used in growing flue-cured tobacco. The relationship between the capacity of nitrogen...
  7. Bull. Spec. CORESTA Congress, Brighton, 1998, p. 112, APOST13

    Influence of aqua terra hydrogel on growth, development and yield of light cigarette tobacco

    KOSCIK B.; KOWALCZYK-JUSKO A.
    University of Agriculture, Lublin - Institute of Agricultural Sciences, Zamosc, Poland.
    The aim of introductory field and pot experiments which were carried out in Zamosc in the years of 1995-1997 was to study the influence of Aqua Terra hydrogel on the growth, development and yield of light cigarette tobacco. Hydrogels are substances...