Conformity and incongruity of selected dispersion indices in describing the spatial distribution ofTrichoplusia ni (Hübner) in geographically separate cabbage plantings J. T. TrumbleJ. V. EdelsonR. N. Story OriginalPaper Pages: 155 - 166
Differences in temporal utilization patterns of dung pats among three scarabaeid dung beetles Hironori Yasuda OriginalPaper Pages: 167 - 177
Reproductive properties of two sympatric dung beetles,Aphodius haroldianus andA. Elegans (Coleoptera: Scarabaeidae) Hironori Yasuda OriginalPaper Pages: 179 - 187
An analysis of foundress group size inRopalidia fasciata (Hymenoptera: Vespidae), with zero-truncated distributions Yosiaki ItôOsamu Iwahashi OriginalPaper Pages: 189 - 194
Effects of crowding on life history parameters of four green leafhoppers,Nephotettix spp. (Homoptera: Cicadellidae) Reynaldo R. ValleFusao NakasujiEizi Kuno OriginalPaper Pages: 195 - 203
A study on the community analysis using three-factorial data (time x site x species) Yoshiharu MatsumiyaKeiko Wada OriginalPaper Pages: 205 - 213
Population study of the large 28-spotted ladybird,Epilachna vigintioctomaculata (Coleoptera: Coccinellidae) Koji Nakamura OriginalPaper Pages: 215 - 228
Preliminary life table of the spotted tortoise beetle,Aspidomorpha miliaris (Coleoptera: Chrysomelidae) in Sumatra Koji NakamuraIdrus Abbas OriginalPaper Pages: 229 - 236
Mortality pattern and age structure in two carabid populations with different seasonal life cycles Teiji Sota OriginalPaper Pages: 237 - 254
Seasonal changes in ovarian state in a eusocial halictine bee,Lasioglossum duplex, based on stages of the oldest oocytes in each ovariole (Hymenoptera: Halictidae) Katsuo GôukonYasuo MaetaShôichi F. Sakagami OriginalPaper Pages: 255 - 269
Measurement of the opportunity for natural and sexual selection in a breeding population of the coreid bug (Colpula lativentris) Takayoshi Nishida OriginalPaper Pages: 271 - 289
Dynamics and maintenance of collembolan community structure in a forest soil system Hiroshi Takeda OriginalPaper Pages: 291 - 346
Oviposition schedules, survivorship curves, and mortality factors within trees of two cerambycid beetles (Coleoptera: Cerambycidae), the Japanese pine sawyer,Monochamus alternatus hope, and sugi bark borer,Semanotus japonicus lacordaire Ei'ichi Shibata OriginalPaper Pages: 347 - 367