Publications

(26) Takagi, E. & Yamanaka, S. (2024) Reemergence and sister brood establishment in the bark beetle Polygraphus proximus (Coleoptera: Curculionidae: Scolytinae) under laboratory conditions. Applied Entomology and Zoology (in press).

(25) Kobayashi, S., Takagi, E., Hassan, N., Hashim, M. & Numata, S. (2024) Impacts of human activity on wild mammal detection rates and dielactivity patterns in Endau-Rompin national park, Malaysia. Journal of Tropical Forest Science, 36, 80-90. →Link

(24) Takagi, E. (2023) Colonization success of a tree-killing bark beetle: Geographic variation and mismatch with host preference. Ecology and Evolution, 13, e10274. →Link

(23) Takagi, E. (2022) Host preference of the tree-killing bark beetle Polygraphus proximus across a geographic boundary separating host species. Entomologia Experimentalis et Applicata, 170, 1001-1007. →Link

(22) Köbayashi, K., Iguchi, K. & Takagi, E.* (2022) Number of gallery arms of the tree-killing bark beetle Polygraphus proximus (Coleoptera: Curculionidae: Scolytinae). Journal of Asia-Pacific Entomology, 25, 101929. →Link *Corresponding author

(21) Zhu, X.-J., Zhang, S.-N., Watanabe, K., Kawakami, K., Kubota, N., Takagi, E., Tanahashi, M., Wen, X.-J., & Kubota, K. (2022) Diverse Heat Tolerance of the
Yeast Symbionts of Platycerus Stag Beetles in Japan. Frontiers in Microbiology,  12, 793592. →Link

(20) Smith, Z.M., Chase, K.D., Takagi, E., Kees, A.M., Aukema, B.H. (2021) 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, 497, 119455. →Link

(19) Takei, S., Köbayashi, K. & Takagi, E.* (2021) Distribution pattern of entry holes of the tree-killing bark beetle Polygraphus proximus. PLoS ONE, 16, e0246812. →Link *Corresponding author

(18) Sugiyama, N., Hosaka, T., Takagi, E., & Numata, S. (2021) How do childhood nature experiences and negative emotions towards nature influence preferences for outdoor activity among young adults?  Landscape and Urban Planning, 205, 103971.→Link

(17) Takagi, E., Masaki, D., Köbayashi, K. & Takei, S. (2021) Trunk diameter influences attack by Polygraphus proximus and subsequent mortality of Abies veitchii. Forest Ecology and Management, 479, 118617.→Link

(16) Köbayashi, K., & Takagi, E.* (2020) Mating systems of the tree-killing bark beetle Polygraphus proximus (Coleoptera: Curculionidae: Scolytinae). Journal of Insect Science, 20, 1-4→Link *Corresponding author

(15) Takagi, E., Matsuo, K., Suzuki, M., Adachi, Y. & Togashi, K. (2020) Natural occurrence of oviposition and adult emergence of the seed parasitoid wasp Macrodasyceras hirsutum Kamijo (Hymenoptera, Torymidae) on Ilex latifolia Thunberg in Japan. Taiwania, 65, 541-543.→Link

(14) Ota, A., Takagi, E.*, Yasuda, M., Hashim, M., Hosaka, T. & Numata, S. (2019) Effects of nonlethal tourist activity on the diel activity patterns of mammals in a National Park in Peninsular Malaysia. Global Ecology and Conservation, 20, e00772.→Link *Corresponding author

(13) Takagi, E., Masaki, D., Kanai, R., Sato, M. & Iguchi, K. (2018) Mass mortality of Abies veitchii caused by Polygraphus proximus associated with tree trunk diameter in Japan. Forest Ecology and Management, 428, 14-19.→Link

(12) Masaki, D., Nagaoka, K. & Takagi, E.* (2017) Estimation of crop size as a food resource for wild mammals: Crop size of Japanese beech (Fagus crenata) at a small natural stand in the Sugadaira highland, Ueda City, Nagano Prefecture, Japan. Japanese Journal of Environmental Entomology and Zoology, 28, 79-85. (in Japanese with English abstract) *Corresponding author

(11) Sato, Y., Mashimo, Y., Suzuki, R.O., Hirao, A.S., Takagi, E., Kanai, R., Masaki, D., Sato, M. & Machida, R. (2017) 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, 12, 52-64.→Link

(10) Matsuo, K. & Takagi, E. (2016) New host records of Macrodasyceras japonicum (Ashmead, 1904) (Hymenoptera, Torymidae), with notes of its morphology. Japanese Journal of Systematic Entomology, 22, 175-178.

(9) Takagi, E. (2016) Pests of the endangered herb Platycodon grandiflorus in central Japan. Journal of the Entomological Research Society, 18, 1-5.→Link

(8) Takagi, E. & Ogai, T. (2015) New distribution record of Reticulitermes speratus Kolbe (Isoptera: Rhinotermitidae) in the coldest highland in central Japan. Sociobiology, 62, 460-461.→Link

(7) Takagi, E. (2014) Herbivory by Strongylocoris leucocephalus (Hemiptera: Miridae) on a novel host plant Adenophora triphylla var. japonica in Japan. Journal of Asia-Pacific Entomology, 17, 499-503.→Link

(6) Takagi, E., Matsushita, N., Togashi, K. & Hogetsu, T. (2014) Isolation and characterization of 14 microsatellite markers in Macrodasyceras hirsutum (Hymenoptera: Torymidae). Applied Entomology and Zoology, 49, 197-200.→Link

(5) Takagi, E. & Togashi, K. (2013) Distribution patterns of Macrodasyceras hirsutum eggs among Ilex integra seeds and berries. Canadian Entomologist, 145, 639-646.→Link

(4) Takagi, E. & Togashi, K. (2013) Oviposition of the seed parasitoid wasp Macrodasyceras hirsutum (Hymenoptera: Torymidae) into seeds of nonhost tree Ilex latifolia. Journal of Entomological Research Society, 15(2), 17-20.→Link

(3) Takagi, E., Iguchi, K., Suzuki, M. & Togashi, K. (2012) A seed parasitoid wasp prevents berries from changing their colour, reducing their attractiveness to frugivorous birds. Ecological Entomology, 37, 99-107.→Link ※Selected as "The most interesting paper within the issue (37:1)".

(2) Takagi, E. & Togashi, K. (2012) Evidence of sex change in Ilex integra. Botany, 90, 75-78.→Link ※Featured as an outstanding interest in the Review on "CurrentOpinion in Plant Biology".

(1) Takagi, E., Iguchi, K., Suzuki, M. & Togashi, K. (2010) Selective oviposition in fertilized seed of Ilex integra by the wasp Macrodasyceras hirsutum (Hymenoptera: Torymidae). European Journal of Entomology, 107, 197-202.→Link