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- Publications
- Influence
Genetic Structure of Pine Sawyer Monochamus alternatus (Coleoptera: Cerambycidae) Populations in Northeast Asia: Consequences of the Spread of Pine Wilt Disease
- M. Kawai, E. Shoda-Kagaya, +5 authors T. Hogetsu
- Biology
- 1 April 2006
Abstract We studied the phylogeography and genetic diversity of the pine sawyer Monochamus alternatus (Hope) (Coleoptera: Cerambycidae) to understand its colonization dynamics, potential for further… Expand
Two new termitophiles of the tribe Termitohospitini (Coleoptera: Staphylinidae: Aleocharinae) associated with Coptotermes formosanus (Isoptera: Rhinotermitidae)
- Munetoshi Maruyama, R. Iwata
- Biology
- 1 August 2002
Des termitophiles de la tribu Termitohospitini ont ete decouverts au Japon. On trouvera ici les descriptions de Sinophilus yukoae sp.nov. et de Japanophilus hojoi gen.nov., sp.nov. a partir de… Expand
Period of adult activity and response to wood moisture content as major segregating factors in the coexistence of two conifer longhorn beetles, Callidiellum rufipenne and Semanotus bifasciatus…
- R. Iwata, Takahisa Maro, Y. Yonezawa, T. Yahagi, Yoshirô Fujikawa
- Biology
- 25 April 2007
The cerambycid borers Callidiellum rufipenne (Motschulsky) and Semanotus bifasciatus (Motschulsky) infest coniferous logs in Japan, with the latter distributed in the north and at high altitudes,… Expand
Mating behavior of the pine sawyer, Monochamus saltuarius (Coleoptera: Cerambycidae)
- H. Kobayashi, Akiomi Yamane, R. Iwata
- Biology
- 25 February 2003
We observed the mating behavior of Monochamus saltuarius (Cerambycidae: Lamiinae) and confirmed the following behavioral actions. The male reacted to the female with his antennae or tarsi, the male… Expand
Super-Protective Child-Rearing by Japanese Bess Beetles, Cylindrocaulus patalis: Adults Provide Their Larvae with Chewed and Predigested Wood
- Tatsuya Mishima, N. Wada, R. Iwata, Hirosi Anzai, Tadatsugu Hosoya, K. Araya
- Biology, Medicine
- Insects
- 26 April 2016
Beetles of the family Passalidae (Coleoptera: Scarabaeoidea) are termed subsocial. The insects inhabit rotten wood as family groups consisting of the parents and their offspring. The Japanese species… Expand
Evaluation of beetle capture in traps as compared with manual capture on flowers in a long-term investigation in a beech forest
- Yoichi Sakakibara, Akiomi Yamane, R. Iwata, F. Yamada
- Biology
- Journal of Forest Research
- 1 November 1997
Beetle samples captured by traps were compared with those captured manually on flowers in a beech forest in Central Japan. Plastic traps (Sankei Chemical Co., Ltd.) equipped with benzyl acetate were… Expand
Estimating the population structure of brown bears in eastern Hokkaido based on microsatellite analysis
Estimating the genetic structure of a population is important for the conservation and management of wildlife. In the present study, our aim was to estimate the genetic structure of the brown bear… Expand
GROOMING AND SOME OTHER INTER-INDIVIDUAL BEHAVIORAL ACTIONS IN RETICULITERMES SPERATUS (ISOPTERA : RHINOTERMITIDAE), WITH REFERENCE TO THE FREQUENCY O F EACH ACTION AMONG CASTES AND STAGES
- R. Iwata, A. Monden, T. Yoshikawa, T. Kikuchi, A. Yamane
- Biology
- 1999
- 3
- 1
Estimating a suitable microsatellite marker set for individual identification and parentage tests of brown bear (Ursus arctos) in the Akan–Shiranuka Region, eastern Hokkaido, Japan
AbstractWe examined 24 microsatellite markers to
select those most suitable for individual identification
and parentage tests of brown bears
(Ursus arctos)
based on statistical parameters and… Expand