Kyushu University Academic Staff Educational and Research Activities Database
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Midori Tuda Last modified date:2017.12.10

Associate Professor / Agricultural Bioresource Sciences
Department of Bioresource Sciences
Faculty of Agriculture

Graduate School
Other Organization

Research themes, collaboration, and publications .
Academic Degree
Field of Specialization
Population ecology, Evolutionary ecology
Outline Activities
Prey-predator or host-parasitoid population dynamics, evolutionary ecology and speciation, using both laboratory experimental systems and agricultural/forest ecosystems. Effect of global environmental changes such as global warming and atmospheric CO2 rise on predation/parasitization systems. Spatial population dynamics. Chaotic population dynamics. Preadaptation towards pests. Host-plant shift as a possible cause of speciation in herbivores. Anthropogenic, host-plant use, or geographic effects on genetic population structure of pests. Effect of herbivorous insects on seed germination in Fabaceae. Population structure, Wolbachia infection, and evolutionary dynamics of the alfalfa weevil, an invasive pest of leguminous plants.
Research Interests
  • Ecological factors and gene expression of host-shifting insects
    keyword : host plant, herbivorous insect, phytophagous insect, host jump
  • Evolutionary mechanism of intrapopulation polymorphism
    keyword : antenna, sexual conflict
  • Effect of genetic diversity on the persistence of plant-herbivore-parasitoid systems
    keyword : genetic diversity, species diversity
    1995.04Effect of genetic diversity on persistence of host-parasitoid systems.
  • Effect of global warming and CO2 increase on host-parasitoid systems
    keyword : temperature, plant reproductive dynamics, host-parasitoid, predator-prey
    1991.04Effect of global warming on plant-host-parasitoid and plant-predator-prey systems.
  • Factors determining the diversity of bean-bean beetles-parasitoid systems
    keyword : number of species, evolution, plant-herbivore, host-parasitoid
    1995.01Factors determining species diversity of legume-bruchid-parasitoid systems.
  • Effect of genetic diversity and host plants on pests and their natural enemy populations
    keyword : geographic population, molecular marker, human-aided dispersal
    1995.04Genetic diversity and ecological property (host plants, habitat) in pest and natural enemy populations.
  • Detection of nonlinear mechanism from population dynamics data
    keyword : chaos, transient, density dependence, statistical method
    1995.01Detection of nonlinear mechanisms from population dynamics data.
Current and Past Project
  • See Activity
Academic Activities
1. Saeki Y, Tani S, Fukuda K, Iwase S, Sugawara Y, Tuda M, Takagi M, Costs and benefits of larval jumping behaviour of Bathyplectes anurus., The Science of Nature, 103, 1, 2016.02.
2. Iwase S, Tani S, Saeki Y, Tuda M, Haran J, Skuhrovec J, Takagi M, Dynamics of infection with Wolbachia in Hypera postica (Coleoptera: Curculionidae) during invasion and establishment., Biological Invasions, 17, 12, 2015.12.
3. Downey MH, Searle R, Bellur S, Geiger A, Maitner BS, Ohm JR, Tuda M, Miller TEX, A comparative approach to testing hypotheses for the evolution of sex-biased dispersal in bean beetles, Ecology and Evolution, 5, 21, 2015.11.
4. Arnqvist G, Sayadi A, Immonen E, Hotzy C, Rankin D, Tuda M, Hjelmen CE, Johnston JS, Genome size correlates with reproductive fitness in seed beetles., Proceedings of the Royal Society B, 282 (1815), 20151421, 2015.09.
5. Kergoat GJ, Le Ru BP, Sadeghi SE, Tuda M, Reid CAM, György Z, Genson G, Ribeiro-Costa CS, Delobel A, Evolution of Spermophagus seed beetles (Coleoptera, Bruchinae, Amblycerini) indicates both synchronous and delayed colonizations of host plants., Molecular Phylogenetics and Evolution, 89, 2015.08.
6. Iwase S, Nakahira K, Tuda M, Kagoshima K, Takagi M, Host-plant dependent population genetics of the invading weevil Hypera postica, Bulletin of Entomological Research, 2015.02.
7. Ikegawa Y, Ezoe H, Namba T, Tuda M, Effects of nonspecific adaptive defense by pests on efficiency of biological control by multiple natural enemies., Journal of the Faculty of Agriculture, Kyushu University, 59, 2, 2014.09.
8. Tuda M, Kagoshima K, Toquenaga Y, Arnqvist G, Global genetic differentiation in a cosmopolitan pest of stored beans: effects of geography, host-plant usage and anthropogenic factors., PLoS ONE, 9, 9, 2014.09.
9. Saeki Y, Tuda M, Crowley PH, Allocation trade-offs and life histories: a conceptual and graphical framework., Oikos, 123, 7, 2014.07.
10. Tuda M, Li-Hsin Wu, Yamada N, Wang C-P, Wu W-J, Buranapanichpan S, Kagoshima K, Chen ZQ, Teramoto KK, Kumashiro BR, Heu R, Host shift capability of a specialist seed predator of an invasive plant: roles of competition, population genetics and plant chemistry., Biological Invasions, 16, 2, 2014.02.
11. T Yahara, F Javadi, Y Onoda, LP de Queiroz, DP Faith, DE Prado, M Akasaka, T Kadoya, F Ishihama, S Davies, JWF Slik, T Yi, K Ma, C Bin, D Darnaedi, RT Pennington, M Tuda, et al., Global legume diversity assessment: concepts, key indicators, and strategies., TAXON, 62, 2, 2013.04.
12. Tuda, M., Evolutionary diversification of bruchine beetles: climate-dependent traits and development associated with pest status. , Bulletin of Entomological Research, 101(4), 415-422., 2011.07.
13. Vamosi SM, den Hollander MD, Tuda M, Egg dispersion is more important than competition type for herbivores attacked by a parasitoid., Population Ecology, 53(2): 319–326, 2011.04.
14. Arnqvist, G., Dowling, D.K., Eady, P., Gay, L., Tregenza, T., Tuda, M. and Hosken, D.J., The genetic architecture of metabolic rate: environment specific epistasis between mitochondrial and nuclear genes in an insect., Evolution, 64, 3354-3363, 2010.12.
15. Arnqvist, G., Tuda, M., Sexual conflict and the gender load: correlated evolution between population fitness and sexual dimorphism in seed beetles., Proceedings of the Royal Society B, 277, 1345-1352, 2010.04.
16. Yanagi S, Tuda M, Interaction effect among maternal environment, maternal investment and progeny genotype on life history traits in Callosobruchus chinensis., Functional Ecology, 24, 2, 383-391, 2010.04.
17. Ayabe, Y., Tuda, M., Mochizuki, A. , Benefits of repeated mine trackings by a parasitoid when the host leafminer has a tortuous feeding pattern., Animal Behaviour, 76 (6), 1795-1803, 2008.12.
18. Kergoat, G.J., Silvain, J.-F., Delobel, A., Tuda, M., Anton, K.-W., Defining the limits of taxonomic conservatism in host-plant use for phytophagous insects: Molecular systematics and evolution of host-plant associations in the seed-beetle genus Bruchus Linnaeus (Coleoptera: Chrysomelidae: Bruchinae)., Molecular Phylogenetics and Evolution, 43(1), 251-269, 2007.04.
19. Kergoat, G.J., Silvain, J.-F., Buranapanichpan S., Tuda, M., When insects help to resolve plant phylogeny: Evidence for a paraphyletic genus Acacia from the systematics and host-plant range of their seed-predators., Zoologica Scripta, 36 (2), 143-152, 2007.01.
20. Tuda, M., Ronn, J., Buranapanichpan, S., Wasano, N., Arnqvist, G., Evolutionary diversification of the bean beetle genus Callosobruchus (Coleoptera: Bruchidae): traits associated with stored-product pest status., Molecular Ecology, 15(12): 3541-3551, 2006.10.
21. Tuda, M., Matsumoto, T., Itioka, T., Ishida, N., Takanashi, M., Ashihara, W., Kohyama, M. and Takagi, M., Climatic and inter-trophic effects detected in 10-year population dynamics of biological control of the arrowhead scale by two parasitoids in southwestern Japan., Population Ecology, 48(1), 59-70, 2006.01.
22. M. Tuda, M. Shimada, Complexity, evolution and persistence in host-parasitoid experimental systems, with Callosobruchus beetles as the host., Advances in Ecological Research, 37, 37, 37-75, 2005.01.
23. Tuda, M., Wasano, N., Kondo, N., Horng, S.-B., Chou, L.-Y. and Tateishi, Y., Habitat-related mtDNA polymorphism in a stored-bean pest Callosobruchus chinensis (Coleoptera: Bruchidae)., Bulletin of Entomological Research, 94, 1, 94(1), 75-80, 2004.01.
24. Tuda, M., Shima, K., Johnson, C. D. and Morimoto, K., Establishment of Acanthoscelides pallidipennis (Coleoptera: Bruchidae) feeding in seeds of the introduced legume Amorpha fruticosa, with a new record of its Eupelmus parasitoid in Japan., Applied Entomology and Zoology, 36, 3, 36 (3), 269-276, 2001.01.
25. Tuda, M., Chou, L.-Y., Niyomdham, C., Buranapanichpan, S. and Tateishi, Y., Ecological factors associated with pest status in Callosobruchus (Coleoptera: Bruchidae): high host specificity of non-pests to Cajaninae (Fabaceae)., Journal of Stored Products Research, 41, 1, 41(1), 31-45, 2005.01.
26. M. Tuda, M.B. Bonsall, Evolutionary and population dynamics of host-parasitoid interactions., Researches on Population Ecology, 41, 1, 41(1),81-91, 1999.01.
27. M. Tuda, M. Shimada, Developmental schedules and persistence of experimental host-parasitoid systems at two different temperatures, Oecologia, 103(3),283-291, 1995.01.
Works, Software and Database
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1. Fukuda K, Tuda M, Mechanism of stable polymorphism of antennal segments number: Trade-off between pre- and post-copulatory fitness in a seed beetle species, XXV International Congress of Entomology, 2016.09.26.
2. Tuda M, Aung TL, Lwin TH, Kagoshima K, Mori K, Tashiro K, Effect of atmospheric CO2 rise on population size, development and gene expression is different between populations of a seed beetle, XXV International Congress of Entomology, 2016.09.26.
3. Takagi M, Nakahira K, Tuda M, Biological control of alfalfa weevil under unstable paddy field environment in Japan, XXV International Congress of Entomology, 2016.09.30.
4. Tuda M, Tani S, Iwase S, Saeki Y, Mori K, Tashiro K, Host-plant and genetic effects on herbivore's fitness and gene expression, The 31st Annual Meeting of the Society of Population Ecology, 2015.10.11.
5. Saeki Y, Sugawara Y, Tuda M, Switzer PV, Effect of foraging behavior on correlates of dispersal ability in male and female Japanese beetles, 52nd Annual Conference of the Animal Behavior Society, 2015.06.13.
6. Tuda M, Host-plant change and its mechanism in invasive pest beetles., Symposium on invasive insects: current trends and future directions in research, 2015.02.08.
7. Midori Tuda, Than Lin Aung, Kumiko Kagoshima, Yasufumi Nakamichi, Eric Wajnberg, Host-parasitoid population dynamics and individual behavior under environmental CO2 rise or species invasion., Netherlands-Japan Seminar on Parasitoid Biology, 2014.08.29.
8. Than Lin Aung, 津田 みどり, Effect of environmental CO2 concentration on host and parasitoid population dynamics: Is it predictable based on intraspecific competition type?, Annual Meeting of the Society of the Population Ecology, 2013.10.12.
9. Saeki Y, Tuda M, Crowley P, The size-number trade-off in clonal broods of a parasitic wasp: Responses to the amount and timing of resource availability., Annual Meeting of Society of Population Ecology, 2012.10.20.
10. Tuda M, Nakamichi Y, Linking community dynamics to population and individual behavior., Second Entomophagous Insects Conference, 2011.06.21.
Other Research Activities
  • 2005.10, Population Ecology Young Scientist Award
    'Population ecology and evolutionary ecology in host-parasitoid laboratory systems'.
  • 2005.03, Japanese Society of Applied Entomology and Zoology Young Scientist Award
    'Applied evolutionary ecology of insects of the family Bruchidae'.
Membership in Academic Society
  • The Molecular Biology Society of Japan
  • Entomological Society of America
  • International Organisation for Biological Control
  • Japan ICIPE Association
  • Entomological Society of Japan
  • Society for the Study of Evolution
  • Society of Evolutionary Studies, Japan
  • Society of Population Ecology
  • Ecological Society of Japan
  • Japanese Society of Applied Entomology and Zoology
  • Japanese Society for Mathematical Biology
Other Educational Activities
  • 2006.01.
  • 2004.01.
Professional and Outreach Activities
JICA training course for 'Basic Molecular Biology' (lecture and excercises), 2017.9.12-15.、

Invited lectures:

Multiple-species chaos: time-series analysis on 1 host-2 parasitoid laboratory systems by mechanistic nonlinear model. 2002.10.23. IV Hakata International Symposium on Chaos and Nonlinear Time-series

Relation between population and evolutionary dynamics of host-parasitoid system. Joint Research Project for Regional Ecosystems "Interspecific interactions and space"

Effect of winter temperature on biological control system: case study on 2 introduced parasitoids for control of citrus pest, the arrowhead scale, Unaspis yanonensis. 1999.11.27.,IGBP/GAIM meeting.