Russian Journal of Ecology, 2002, V 33, N 5.

Specific Karyological Features of Siberian Stone Pine 
(Pinus sibirica Du Tour) in Western Siberian Bogs 
T. S. Sedelnikova and E. N. Muratova 
p. 303   

Normalized Brain Weight as a Characteristic of the Relationship 
between the Body and Brain Weights in Birds 
V. S. Smirnov 
p. 309   

Assessment of Present-Day Reproduction Efficiency in Stellate 
Sturgeon Acipenser stellatus in Different Spawning Zones of the Lower Volga 
P. V. Veshchev 
p. 315   

Alternative Types of Ontogeny in Cyclomorphic Rodents 
and Their Role in Population Dynamics: An Ecological Analysis 
G. V. Olenev 
p. 321   

Simulation of Rabies Epizootic Process in Fox Populations 
at a Limited Carrying Capacity of Biotopes 
Zh. S. Tyul’ko and I. V. Kuzmin 
p. 331   

Heavy Metals in the Environment of the Middle Urals and Their Effects on
the Organism 
L. A. Koval’chuk, O. A. Satonkina, and A. E. Tarkhanova 
p. 338   

Analysis of Trophic Indices in Gypsy Moth (Lymantria dispar L.) 
Larvae from Two Geographic Populations 
E. M. Andreeva 
p. 342   

Activity of Beavers as an Ecological Factor Affecting the Zooplankton
of Small Rivers 
A. V. Krylov 
p. 349   

The State of Food Resources and Reproductive Success of Tufted 
and Horned Puffins in the Northern Sea of Okhotsk 
E. Yu. Golubova 
p. 356   

Information Science in Ecology 


The ECOINFORM Information Retrieval System 
A. G. Vasil’ev, M. A. Akoev, A. A. Sal’nikov, and L. N. Smirnov 
p. 366   

Short Communications 


The Use of Natural Taraxacum officinale Wigg. 
Populations for Assessing the State of Technogenically Disturbed Areas 
T. I. Evseeva, S. A. Geras’kin, N. P. Frolova, and E. S. Khramova 
p. 370   

Experimental Verification of a New Method for Biotesting Freshwater 
Bodies by Determining Metallothionein Contents 
in the Organs and Tissues of Bivalve Mollusks 
I. A. Danilin, B. I. Synzynys, G. V. Koz’min, and G. M. Rott 
p. 374