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T.  Kuriwada, Kumano, N., Shiromoto, K., and Haraguchi, D., ?The effect of an artificial adult diet on the reproductive performance of the West Indian sweetpotato weevil Euscepes postfasciatus?, Japanese Journal of Applied Entomology and Zoology, vol. 55, pp. 27-29, 2011.

T.  Kuriwada, Kumano, N., Shiromoto, K., and Haraguchi, D., ?The Effect of Inbreeding on Mating Behaviour of West Indian Sweet Potato Weevil Euscepes postfasciatus?, Ethology, vol. 117, pp. 822-828, 2011.

T.  Kuriwada, Kumano, N., Shiromoto, K., and Haraguchi, D., ?High population density and egg cannibalism reduces the efficiency of mass-rearing in Euscepes postfasciatus (Coleoptera: Curculionidae)?, Florida Entomologist, vol. 92, pp. 221-228, 2009.

N.  Kumano, Kuriwada, T., Shiromoto, K., Haraguchi, D., and Kohama, T., ?Evaluation of partial sterility in mating performance and reproduction of the West Indian sweetpotato weevil, Euscepes postfasciatus?, Entomologia Experimentalis Et Applicata, vol. 136, pp. 45-52, 2010.

N.  Kumano, Kuriwada, T., Shiromoto, K., Haraguchi, D., and Kohama, T., ?Effect of body size and sex ratio on male alternative mating tactics of the West Indian sweetpotato weevil, Euscepes postfasciatus?, Entomologia Experimentalis Et Applicata, vol. 135, pp. 154-161, 2010.

N.  Kumano, Kuriwada, T., Shoromoto, K., Haraguchi, D., and Kohama, T., ?Intensive resistance by females before copulation induces insemination failure in the West Indian sweet potato weevil Euscepes postfasciatus?, Population Ecology, vol. 53, pp. 111-117, 2011.

N.  Kumano, Iwata, N., Kuriwada, T., Shiromoto, K., Haraguchi, D., Yasunaga-Aoki, C., and Kohama, T., ?The neogregarine protozoan Farinocystis sp. reduces longevity and fecundity in the West Indian sweet potato weevil, Euscepes postfasciatus (Fairmaire)?, Journal of Invertebrate Pathology, vol. 105, pp. 298-304, 2010.