高木 悦郎

助教, 自然環境マネジメント領域

takagi
  • 専門： 森林動物学、個体群生態学、ナチュラルヒストリー
  • 学位： 博士（農学）（東京大学）

観光と昆虫？ － 一見何の関係もないと思われる2者です。昆虫は膨大な種数と個体数を誇り、地球上のあらゆる地域に生息しています。彼らは時として、ホタルのように観光資源となることがあります。一方で、蚊のように観光行動の妨げとなるケースもあります。また、昆虫の生態系エンジニアリング能は、観光資源そのものを改変する力を持っています。これらは全て、昆虫の膨大な種数と個体数の為せる業です。これまでほとんど注目されてこなかった観光と昆虫の関係の解明を、個体群生態学の王道から挑みます。

発表論文等

  • Etsuro Takagi, Shino Yamanaka, Reemergence and sister brood establishment in the bark beetle Polygraphus proximus (Coleoptera: Curculionidae: Scolytinae) under laboratory conditions, Applied Entomology and Zoology, 2024.
  • Etsuro Takagi, Colonization success of a tree‐killing bark beetle: Geographic variation and mismatch with host preference, Ecology and Evolution, 2023.
  • Etsuro Takagi, Host preference of the tree-killing bark beetle Polygraphus proximus across a geographic boundary separating host species, ENTOMOLOGIA EXPERIMENTALIS ET APPLICATA, Vol. 170, No. 11, pp.1001-1007, 2022.
  • Kenta Kobayashi, Kazunobu Iguchi, Etsuro Takagi, Number of gallery arms of the tree-killing bark beetle Polygraphus proximus (Coleoptera: Curculionidae: Scolytinae), JOURNAL OF ASIA-PACIFIC ENTOMOLOGY, Vol. 25, No. 3, 2022.
  • Xue-Jiao Zhu, Sheng-Nan Zhang, Kana Watanabe, Kako Kawakami, Noriko Kubota, Etsuro Takagi, Masahiko Tanahashi, Xiu-Jun Wen, Kohei Kubota, Diverse Heat Tolerance of the Yeast Symbionts of Platycerus Stag Beetles in Japan, FRONTIERS IN MICROBIOLOGY, Vol. 12, 2022.
  • Zach M. Smith, Kevin D. Chase, Etsuro Takagi, Aubree M. Kees, Brian H. Aukema, Colonization and reproduction of potential competitors with mountain pine beetle in baited logs of a new host for mountain pine beetle, jack pine, FOREST ECOLOGY AND MANAGEMENT, Vol. 497, 2021.
  • Shin-ya Takei, Kenta Kobayashi, Etsuro Takagi, Distribution pattern of entry holes of the tree-killing bark beetle Polygraphus proximus, PLOS ONE, Vol. 16, No. 2, 2021.
  • Naoyuki Sugiyama, Tetsuro Hosaka, Etsuro Takagi, Shinya Numata, How do childhood nature experiences and negative emotions towards nature influence preferences for outdoor activity among young adults?, LANDSCAPE AND URBAN PLANNING, Vol. 205, 2021.
  • Etsuro Takagi, Daisuke Masaki, Kenta Kobayashi, Shin-ya Takei, Trunk diameter influences attack by Polygraphus proximus and subsequent mortality of Abies veitchii, FOREST ECOLOGY AND MANAGEMENT, Vol. 479, 2021.
  • Kenta Kobayashi, Etsuro Takagi, Mating Systems of the Tree-Killing Bark Beetle Polygraphus proximus (Coleoptera: Curculionidae: Scolytinae), JOURNAL OF INSECT SCIENCE, Vol. 20, No. 6, 2020.
  • Etsuro Takagi, Kazunori Matsuo, Masanori Suzuki, Yasumasa Adachi, Katsumi Togashi, Natural occurrence of oviposition and adult emergence of the seed parasitoid wasp Macrodasyceras hirsutum Kamijo (Hymenoptera, Torymidae) on Ilex latifolia Thunberg in Japan, TAIWANIA, Vol. 65, No. 4, pp.541-543, 2020.
  • Ota, Ayana, Takagi, Etsuro, Yasuda, Masatoshi, Hashim, Mazlan, Hosaka, Tetsuro, Numata, Shinya, Effects of nonlethal tourist activity on the diel activity patterns of mammals in a National Park in Peninsular Malaysia, GLOBAL ECOLOGY AND CONSERVATION, Vol. 20, 2019.
  • Takagi Etsuro, Masaki Daisuke, Kanai Ryuji, Sato Miyuki, Iguchi Kazunobu, Mass mortality of Abies veitchii caused by Polygraphus proximus associated with tree trunk diameter in Japan, FOREST ECOLOGY AND MANAGEMENT, Vol. 428, pp.14-19, 2018.
  • Daisuke Masaki, Koji Nagaoka, Etsuro Takagi, 野生哺乳動物の餌としてのブナの堅果量推定ー長野県上田市菅平高原の小規模ブナ天然林におけるブナ結実状況, 環動昆, Vol. 28, No. 2, pp.79-85, 2017.
  • Yukie Sato, Yuta Mashimo, Ryo O. Suzuki, Akira S. Hirao, Etsuro Takagi, Ryuji Kanai, Daisuke Masaki, Miyuki Sato, Ryuichiro Machida, Potential impact of an exotic plant invasion on both plant and arthropod communities in a semi-natural grassland on Sugadaira montane in Japan, Journal of Developments in Sustainable Agriculture, Vol. 12, No. 1, pp.52-64, 2017.
  • Kazunori Matsuo, Etsuro Takagi, New host records of Macrodasyceras japonicum (Ashmead, 1904) (Hymenoptera, Torymidae), with notes of its morphology., Japanese Journal of Systematic Entomology, Vol. 22, pp.175-178, 2016.
  • Takagi Etsuro, Pests of the Endangered Herb Platycodon grandiflorus in Central Japan, JOURNAL OF THE ENTOMOLOGICAL RESEARCH SOCIETY, Vol. 18, No. 1, pp.1-5, 2016.
  • Takagi Etsuro, Ogai Takahiro, New distribution record of reticulitermes speratus Kolbe (Isoptera: Rhinotermitidae) in the coldest highland in Central Japan, Sociobiology, Vol. 62, No. 3, pp.459-460, 2015.
  • Takagi Etsuro, Herbivory by Strongylocoris leucocephalus (Hemiptera: Miridae) on a novel host plant Adenophora triphylla var. japonica in Japan, JOURNAL OF ASIA-PACIFIC ENTOMOLOGY, Vol. 17, No. 3, pp.499-503, 2014.
  • Takagi Etsuro, Matsushita Norihisa, Togashi Katsumi, Hogetsu Taizo, Isolation and characterization of 14 microsatellite markers in Macrodasyceras hirsutum (Hymenoptera: Torymidae), APPLIED ENTOMOLOGY AND ZOOLOGY, Vol. 49, No. 1, pp.197-200, 2014.
  • Takagi Etsuro, Togashi Katsumi, Distribution patterns of Macrodasyceras hirsutum (Hymenoptera: Torymidae) eggs among Ilex integra (Aquifoliaceae) seeds and berries, CANADIAN ENTOMOLOGIST, Vol. 145, No. 6, pp.639-646, 2013.
  • Takagi Etsuro, Togashi Katsumi, Oviposition of the Seed Parasitoid Wasp Macrodasyceras hirsutum (Hymenoptera: Torymidae) into Seeds of Nonhost Tree Ilex latifolia, JOURNAL OF THE ENTOMOLOGICAL RESEARCH SOCIETY, Vol. 15, pp.17-20, 2013.
  • Takagi Etsuro, Iguchi Kazunobu, Suzuki Masanori, Togashi Katsumi, A seed parasitoid wasp prevents berries from changing their colour, reducing their attractiveness to frugivorous birds, ECOLOGICAL ENTOMOLOGY, Vol. 37, No. 1, pp.99-107, 2012.
  • Takagi Etsuro, Togashi Katsumi, Evidence of sex change in Ilex integra, BOTANY-BOTANIQUE, Vol. 90, No. 1, pp.75-78, 2012.
  • Takagi Etsuro, Iguchi Kazunobu, Suzuki Masanori, Togashi Katsumi, Selective oviposition in fertilized seed of Ilex integra by the wasp Macrodasyceras hirsutum (Hymenoptera: Torymidae), EUROPEAN JOURNAL OF ENTOMOLOGY, Vol. 107, No. 2, pp.197-202, 2010.