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87 results

  1. CORESTA Congress, Online, 2022, Agronomy/Phytopathology Groups, AP 07

    Optimization of prediction model for tobacco leaf dehydration rate during intensive curing process based on machine learning

    DU Haina(1,2); MENG Lingfeng(1); WANG Songfeng(1); ZHANG Binghui(3); HE Dengfeng(4); XUN Xiaohong(5); GAO Jun(6); WANG Aihua(1); LIU Hao(1,2); LI Zengsheng(1,2); SUN Fushan(1)
    (1) Institute of Tobacco Research of CAAS, Key Laboratory of Tobacco Biology and Processing, Ministry of Agriculture, Qingdao, China; (2) Graduate School of Chinese Academy of Agricultural Sciences (CAAS), Beijing, China; (3) CNTC FuJian Corporation, FuZhou, China; (4) CNTC ShanXi Corporation, XiAn, China; (5) Chongqing Tobacco Science Research Institute, Chongqing, China; (6) Liangshan Tobacco Company of Sichuan Province, Xichang, Sichuan, China
    The objective of this study was to quantify the apparent characteristic values of tobacco leaves during the intensive curing process, to grasp the law of changes in water loss, and to achieve precise control of curing process parameters during the...
  2. CORESTA Congress, Online, 2022, Agronomy/Phytopathology Groups, AP 44

    Changes of soil bacterial community structure and its response to soil physicochemical properties after addition of wheat straw and its biochar

    WANG Yi(1,2); SONG Wenjing(2); LIU Zhigang(1); DU Chuanyin(1); GUAN Ensen(1); WANG Xianwei(1); ZHENG Xuebo(1); CONG Ping(1); WANG Shuke(1); MENG Qinghong(1)
    (1) Weifang Tobacco Co., Ltd., Weifang, Shandong, China; (2) Ministry of Agriculture, Tobacco Research Institute of Chinese Academy of Agriculture Sciences, Qingdao, Shandong, China
    Ecosystem degradation is a major environmental problem in Shandong tobacco-planting soil. Aiming to rationally utilise wheat straw resources to improve soil biological quality, a two-year field experiment was carried out to investigate the changes of...
  3. CORESTA Congress, Online, 2022, Smoke Science/Product Technology Groups, ST 80

    Analysis of absorption hysteresis of different cigarette blends based on adsorption thermodynamics method

    QIU Changgui(1,2); LIU Ze(3); WEI Qing(1); HE Banghua(3); YANG Qianxu(3); LIU Jing(1,2); LI Siyuan(4); WANG Zeyu(4); ZUO Wen(4); YANG Lan(4); GUO Miaomiao(3)
    (1) Yunnan Reascend Tobacco Technology (Group) Co., Ltd., Kunming, China; (2) Yunnan Comtestor Co., Ltd., Kunming, China; (3) China Tobacco Yunnan Industrial Co., Ltd., Kunming, China; (4) Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming, China
    In order to study the isothermal adsorption characteristics for cut tobacco, cut stem and cut reconstituted tobacco, the adsorption hysteresis was quantified using the definite integral expression of GAB model, and the isosteric adsorption heat of...
  4. CORESTA Congress, Online, 2020, Agronomy/Phytopathology Groups, AP 02

    The AP2 transcription factor NtERF172 confers drought resistance by modifying NtCAT

    HU Risheng(1); LI Yangyang(1); LIU Dan(2); ZHAO Qiang(3)
    (1) Hunan Tobacco Research Institute of CNTC, Changsha, Hunan Province, P.R. China; (2) Tobacco Research Institute, Chinese Academy of Agricultural Sciences, Qingdao, P.R. China; (3) College of Horticulture, Qingdao Agricultural University, Qingdao, P.R. China
    Drought stress often limits plant growth and global crop yields. Catalase (CAT)-mediated hydrogen peroxide (H2O2) scavenging plays an important role in the adaptation of plant stress responses, but the transcriptional regulation of the CAT gene in...
  5. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 17

    Variation of soil potassium quantity-intensity relationship in flue-cured tobacco-rape rotation system under long-term located potassium application

    DAI Kuai(1); LI Jiangzhou(1); ZHANG Limeng(1); JI Sigui(1); LONG Huaiyu(2); XU Zhaoli(3); DUAN Yuqi(3); YANG Yuhong(3); LU Xiuping(3); JIAO Yongge(1); BU Lingduo(1)
    (1) Yunnan Tobacco Company Yuxi Branch/Biological Control of Tobacco Diseases and Insect Pests Engineering Research Center of China, Yuxi, P.R. China; (2) Institute of Agriculture Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, P.R. China; (3) Yunnan Tobacco Agriculture Research Institute, Kunming 650031, P.R. China
    The aim of this study was to explore the effect of long-term potassium application on soil potassium supply capacity, so as to provide certain scientific basis for rationalising potassium application and continuing research on the development of...
  6. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, APPOST 07

    Effects of wheat straw and biochar addition on physiochemical properties and organic carbon fractions in flue-cured tobacco planting soil

    WANG Yi; ZHANG Junqing; KUANG Shuai; GUAN Ensen; ZHUO Qicui; SONG Xiaopei; LU Weilong; WANG Dahai; LIU Yuedong; ZHANG Jiguang
    Weifang Tobacco Co., Ltd of Shandong Province of CNTC, Weifang, P.R. China; Ministry of Agriculture, Tobacco Research Institute, Chinese Academy of Agriculture Sciences, Qingdao, P.R. China
    Soil organic carbon (SOC) is the core component in maintaining soil fertility. However, soil total organic carbon (TOC) gains and losses are difficult to distinguish over a short time period. Previous studies showed that labile organic carbon...
  7. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 11

    Field trials with low nicotine tobacco varieties developed by conventional breeding technique: first results

    MALPICA A.(1); EVANS W.(2); ARCHIBALD C.(3); SCOTT L.(4); GARWE D.(5); CHAMANGO A.M.Z.(6); DORLHAC de BORNE F.(7); COLARD S.(8)
    (1) Bergerac Seed and Breeding, Bergerac, France; (2) Imperial Tobacco South Africa Pvt. Ltd, Umhlanga, Durban, South Africa; (3) Alliance One International Services, Camberley, Surrey, U.K.; (4) Universal Leaf Tobacco Co., Richmond, VA, U.S.A.; (5) Tobacco Research Board (TRB), Harare, Zimbabwe; (6) Agricultural Research & Extension Trust (ARET), Lilongwe, Malawi; (7) Imperial Tobacco Limited, Bergerac, France; (8) SEITA - Imperial Brands plc, Paris, France
    In 2015, the World Health Organisation (WHO) Study Group on Tobacco Product Regulation (“TobReg”) issued an advisory note recommending a strategy of reducing nicotine in tobacco to substantially lower levels of 0.4 mg/g. In the U.S., the Food and...
  8. TSRC, Tob. Sci. Res. Conf., 2018, 72, abstr. 099a & 99b

    Machine made cigar leaf and product workshop

    STEVENS R.(1); BLACK R.(1); GILLMAN I.G.(2); SMITH J.(3); HARTLEY M.(4); LINDEGAARD T.(5)
    (1) ITG Brands LLC, Greensboro, NC, USA; (2) Enthalpy Labs, Durham, NC, USA; (3) Altria Client Services LLC, Richmond, VA, USA; (4) Universal Dark Air-Cured Group, Oxford, NC, USA
    The regulation of tobacco products continues to be a growing focus around the world. For example, in 2016, the FDA finalized a rule in the USA that extended its regulatory authority to all tobacco products, including e-cigarettes, cigars, hookah, and...
  9. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, AP 54

    Cucumber mosaic virus-IB induced endoplasmic reticular stress in Nicotiana benthamiana

    SHEN Lili; LI Fangfang; HE Qingyun; LI Ying; YANG Jinguang; WANG Fenglong
    Tobacco Research Institute, Chinese Academy of Agricultural Sciences, Qingdao, Shandong, P.R. China
    The cellular translation machinery is hijacked by large amounts of viral proteins upon virus infection. The unfolded proteins accumulated in the endoplasmic reticulum (ER) results in ER stress (ERs), which triggers the unfolded protein response (UPR)...