Repellent and Pesticidal Effect of Ginkgo biloba Leaves Extracts on the Tetranichus urticae, Aphis gossypii and Myzus persicae
2005
Lee, I.H. (Chosun University, Gwangju, Republic of Korea), E-mail: ihlee@chosun.ac.kr | Seol, M.S. (Chosun University, Gwangju, Republic of Korea) | Park, J.D. (Jeonnam Agricultural Research and Extension Service, Naju, Republic of Korea)
To overcome the problems associated with chemical pesticides, biological pest controls agent extracted from Ginkgo biloba was studied. Insecticidal activities components in Ginkgo biloba extracts were analyzed using high performance liquid chromatography (HPLC). This results of HPLC analysis, GG-W80 were included bilobalide 611 ㎍/kg, ginkgolide A 37 ㎍/kg and ginkgolide B 243 ㎍/kg, while YG-W80 were included bilobalide 214 ㎍/kg and ginkgolide B 46 ㎍/kg. The biological activity of Ginkgo biloba extracts were conducted to repellent and pesticidial effect of Tetranichus urticae, Aphis gossypii and Myzus persicae treated with Ginkgo biloba leaves extracts.
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