ACTA AGRICULTURAE BOREALI-SINICA ›› 2011, Vol. 26 ›› Issue (4): 111-114. doi: 10.7668/hbnxb.2011.04.019

Special Issue: Tobacco

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Effects of Transgenic Insect-resistant Cotton on Development and Metabolite Content of Cotton Aphid Aphis gossypii

JING Yan-qiu1, ZHANG Xin-hua1, LIU Jian-jun2, YANG Yu-xi3, LI Guang-liang4, ZHANG Hong-li1, JIN Lei5, LI Huai-qi6   

  1. 1. College of Tobacco, Hennan Agricultural University, Zhengzhou 450002, China;
    2. Zhengzhou Tobacco Company, Zhengzhou 450002, China;
    3. Henan Tobacco Company, Zhengzhou 450008, China;
    4. Luohe Tobacco Company, Luohe 462009, China;
    5. Jiyuan Tobacco Company, Jiyuan 454650, China;
    6. Henan Tobacco Industrial Company, Zhengzhou 450000, China
  • Received:2011-04-23 Published:2011-08-28

Abstract: In recent years,the population densities of non-target pests in transgenic Bt cotton fields were obviously increased.Cotton aphid Aphis gossypii(Homoptera: Aphidae) was one of the seriously non-target pests in transgenic Bt cotton field.One A.gossypii strain was respectively reared on transgenic Bt cotton line SGK321,expressing Cry1Ac insecticidal protein,and its transgenic parent cotton cultivar Shiyuan321 for more than forty generations in the laboratory.The contents of Bt protein,carbohydrate,lipid,protein and life table parameters in A.gossypii,were measured and compared on two host plants SGK321 and Shiyuan321.The results showed that very low concentration of Bt protein detected in A.gossypii reared on Bt cotton.The transgenic Bt cotton SGK321 had no significant impacts on mortality,reproduction and life-table parameters of A.gossypii.The contents of carbohydrate,lipid and protein in A.gossypii,fed on transgenic Bt cotton for a long period of time,were also not significantly affected compared to fed on control cotton.Datum indicated that transgenic Bt cotton SGK321 had no direct acute toxic effects on A.gossypii in the long term.

Key words: Flue-cured tobacco, Leaf position, Organic acid, Variance analysis

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Cite this article

JING Yan-qiu, ZHANG Xin-hua, LIU Jian-jun, YANG Yu-xi, LI Guang-liang, ZHANG Hong-li, JIN Lei, LI Huai-qi. Effects of Transgenic Insect-resistant Cotton on Development and Metabolite Content of Cotton Aphid Aphis gossypii[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2011, 26(4): 111-114. doi: 10.7668/hbnxb.2011.04.019.

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