Researches on Population Ecology
Vol. 30, No. 1, 1988

Contents

Itino,T.
The spatial patterns of parasitism of eumenid wasps, Anterhynchium flavomarginatum and Orancistrocerus drewseni by the miltogrammine fly Amobia distorta
1-12


Hayes, A. J.
A laboratory study on the predatory mite, Typhlodromus pyri (Acarina: Phytoseiidae). II The effect of temperature and prey consumption on the numerical response of adult females
13-24


Nakamura, K., Abbas, I. and Hasyim, A.
Population dynamics of the phytophagous lady beetle, Epilachna vigintioctopunctata, in an eggplant field in Sumatra
25-41


Abbas, I. Nakamura, K., Katakura, H. and Sasaji, H.
Geographical variation of elytral spot patterns in the phytophagous ladybird, Epilachna vigintiotopunctata (Coleoptera: Coccinellidae) in the Province of Sumatera Barat, Indonesia
43-56


Ohgushi, T.
Temporal and spatial relationships between an herbivorous lady beetle Epilachna niponica and its predator, the earwig Anechura harmandi
57-68


Kuno, E.
Aggregation pattern of individuals and the outcomes of competition within and between species: Differential equation models
69-82


Inoue, T.
Territory establishment of young big-clawed shrew, Sorex unguiculatus (Dobson) (Insectivora, Soricidae)
83-93


Inoue, H.
Food availability and reproductive performance in the predator, Agrosphodrus dohrni Signoret (Hemiptera: Reduviidae): Is its population food-limited in the field?
95-105


Endo, T.
Patterns of prey utilization in a orb-weaving spider Araneus pinguis (Karsch)
107-121


Sugimoto, T. and Tsujimoto S.
Stopping rule of host search by the parasitoid, Chrysocharis pentheus (Hymenoptera: Eulophidae), in host patches
123-133


Sota, T.
Univoltine and bivoltine life cycles in insects: a model with density-dependent selection
135-144


Iwasa, Y. and Mochizuki H.
Probability of population extinction accompanying a temporary decrease of population size
145-164