Russian Journal of Ecology, 2001, V 32, N 5.

Comparative Assessment of the State of Populations of the Ural Endemic Lagotis 
uralensis Schischk. in the Gradient of Altitudinal Zonality 
P. L. Gorchakovsky and M. G. Khokhlova 
p. 295   

Specific Features of Interactions between the Active 
and Passive Population Components in Some Life Forms of Flowering Plants 
M. V. Markov 
p. 303   

On Methods for Analyzing Ecotones of Forest Margins 
S. V. Kucherova and B. M. Mirkin 
p. 310   

Specific Features of the Formation of Animal Species Communities
in Technogenic and Urbanized Landscapes 
V. N. Bol'shakov, O. A. Pyastolova, and V. L. Vershinin 
p. 315   

Formation of Rodent Communities in Arable Lands of Northern Eurasia 
V. M. Neronov, L. A. Khlyap, N. V. Tupikova, and A. A. Warshavskii 
p. 326   

Studies on Phytoplankton Successions under the Ice Cover in Sundsvall Bay 
(the Eastern Coast of Sweden): A Comparison of Descriptive and Multivariate Methods 
R. A. Danilov 
p. 334   

Abnormal Cranial Variation in the Sable (Martes zibellina L.) and the State of 
Environment 
E. A. Dubinin 
p. 338   

Influence of Ambient pH on Freshwater Invertebrates under Experimental 
Conditions 
N. A. Berezina 
p. 343   

Spatial Distribution of Sables in the Middle Ob Region 
V. G. Monakhov 
p. 352   

Long-Term Changes in the State of Gonads in Sea Urchins Strongylocentrotus 
intermedius from Amur Bay, the Sea of Japan 
M. A. Vaschenko, P. M. Zhadan, and E. V. Latypova 
p. 358   

Dynamics of Habitat Distribution in Birds Differing in the Level of Site Tenacity 
M. G. Golovatin 
p. 365   

Chronicle 

In Memory of Igor' Aleksandrovich Shilov (April 9, 1921-February 13, 2001) 
p. 368