Researches on Population Ecology
Vol. 1, 1952

Contents

Fujita, H. and Utida, S.
The effect of population density on the growth of an animal population
1-14


Fujita, H.
A numerical solution ofthe volterra equation for the growth of an animal population accompanying an autotoxic effect
15-24


Ishida, H.
Studies on the density effect and the extent of available space in the experimental population of the azuki bean weevil
25-35


Ito, Y.
The growth form of population in some aphids, with special reference to the relation between population density and the movements
36-48


Utida, S., Kono, T., Watanabe, S. and Yoshida, T.
Pattern of spatial distribution of the common cabbage butterfly, Pieris rapae in a cabbage farm. Pattern of the spatial distribution of insects, 1.
49-64


Kono, T., Utida, S. Yoshida, T. and Watanabe, S.
Pattern of spatial distribution of the rice-stem borer, Chilo sim lex, in a paddy field. pattern of the spatial distribution of insects, 2.
65-82


Yoshida, T., Utida, S. Kono, T. and Watanabe, S.
On the distribution pattern of the 28-spotted lady-beetle Epilachna sparsa orientalis. Pattern of the spatial distribution of insects, 3.
83-93


Watanabe, S., Utida, S. and Yoshida, T.
Dispersion of insect and change of distribtuion type in its process. Esperimental studies on the dispersion of insects, 1.
94-108


Kono, T.
Time-dispersion curve. Eperimental studies on the dispersion of insects, 2.
109-118


Utida, S.
Space of iso-effect of density
119-121


Yoshihara, T.
Effects of the area of a pond and the density of population on the growth of carp (Cyprinus Carpio Linne)
122-135


Nagasawa, S.
On the relation between the population densities of the azuki bean weevil (Callosobruchus Chinensis L. ) and the length and the width of elytra of its progeny
136-142


Ochiai, A.
Oecological studies on a cupeoid fishes, Argentina semifasciata, 2. The equilibrium constant between the body length and the body weight
143-151


Yoshida, T.
Experimental analysis of the emergency curve
152-165


Utida, S.
Interspecific competition between two species of the bean weevil
166-172