Search Results

70 results

  1. 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 Drug ...
  2. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 22

    Bacterial wilt (Ralstonia solanacearum) resistant flue-cured hybrids - current Malawi situation

    SIBANDE L.A.G.O.; CHAMANGO A.M.Z.; MATEWERE M.; KHUMBANYIWA A.G.
    Agricultural Research and Extension Trust (ARET), Lilongwe, Malawi
    In Malawi, flue-cured tobacco production is negatively affected by both aerial and soil borne diseases. Bacterial wilt (Ralstonia solanacearum) is one of the major soil borne diseases that attack the crop, reducing cured leaf yield and quality. Currently ...
  3. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 11

    Linking liming and soil nutrients availability: bridging the gap on knowledge of the effect of liquid liming agents as soil pH correction tools for improved yields and quality of flue-cured tobacco in Malawi

    MTONGA Y.P.(1); MUMBA J.B.(1); GOMONDA R.W.J.(1); KHUMBANYIWA A.G.(1); LOCKINGTON I.(2)
    (1) Agricultural Research and Extension Trust (ARET), Lilongwe, Malawi; (2) Greenbelt Fertilisers Ltd, Kanengo, Lilongwe, Malawi
    Malawi soils are highly weathered and acidic resulting in fixation of Phosphorus (P), Potassium (K) and Nitrogen (N) into insoluble forms with iron (Fe) and aluminium (Al) which are inaccessible by plants. Soil pH correction through liming to neutralise ...
  4. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, APPOST 10

    Breeding for disease resistant dark-fire-cured tobacco in Malawi

    CHAMANGO A.M.Z.; GOMONDA R.W.J.; MAINJENI C.E.D.; MSANGOSOKO K.R.; KHUMBANYIWA A.G.; KASANGA T.
    Agricultural Research and Extension Trust (ARET), Lilongwe, Malawi
    Dark fire-cured tobacco (DFC) is the third most important tobacco type grown in Malawi after Burley and flue-cured. With Malawi Western, MW 86-57 and AWL 28 as the leading approved DFC varieties for production in Malawi, the local and regional ...
  5. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, APPOST 27

    Potential of Jatropha seedcake for control of root-knot nematodes (Meloidogyne spp.) in tobacco

    MAINJENI C.E.D.; DUMBO E.L.C.; KWENDA H.A.B; MTONGA Y.P.
    Agricultural Research and Extension Trust (ARET), Lilongwe, Malawi
    Jatropha seedcake is reported to be efficient in the control of root-knot nematodes (Meloidogyne spp.) in crops such as tomato. In this study, five application rates of Jatropha seedcake were explored for control of nematodes in tobacco seedbeds. Plots ...
  6. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, AP 32

    Field performance of soil and spray applications of Chlorantraniliprole® 5 SC against the tobacco budworm on Burley and flue-cured tobacco in Malawi

    MSANGO-SOKO K.R.
    Agricultural Research and Extension Trust (ARET), Lilongwe, Malawi
    The tobacco budworm, Heliothis spp., is a devastating pest of tobacco in Malawi. Past experiences and farmer reports have shown that by the time this pest is noticed, considerable damage is already done to tobacco during the early stages of infestation. ...
  7. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, APPOST 04

    Winning the battle against presence of Non Tobacco Related Materials (NTRM) in Malawi

    OFESI H.K.T.; PHIRI I.M.G.
    Agricultural Research and Extension Trust, Lilongwe, Malawi
    Tobacco continues to be Malawi’s leading foreign exchange earner. With over 200,000 smallholder farmers growing the crop yearly, Malawi has remained one of the major producers and exporters of tobacco in the world. Sustaining this position has not been ...
  8. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, APPOST 05

    Evaluation of the effects of barn roofing materials on cure duration, leaf quality and cost of production of Burley tobacco in Malawi

    KAIPA J.B.(1); MBOTWA O.(2); MVULAATERA P.J.(1)
    (1) Agricultural Research and Extension Trust, Lilongwe, Malawi; (2) Auction Holdings Limited, Lilongwe, Malawi
    A trial was conducted at Kandiya Research Station in Lilongwe, Malawi from 2009 to 2011 to evaluate the effects of various barn roofing materials on the cure duration, leaf quality, and cost of production. The trial involved five treatments: grass ...
  9. CORESTA Congress, Edinburgh, 2010, AP 28

    Evaluation of the partial or complete substitution of inorganic Calcium Ammonium Nitrate with organic TwinN as top dressing fertilizer in Burley tobacco production

    MUNTHALI F.C.; MAGULU R.K.
    ARET, Agricultural Research and Extension Trust, Lilongwe, Malawi
    Inorganic fertilizers are a major cost of tobacco production in Malawi. Cheaper and effective sources of nutrients would, therefore, reduce the cost and improve the profit margins for tobacco. TwinN, a freeze dried biological natural soil improver has ...