Russian Journal of Ecology, 2003, V 34, N 2.

Global Radioactive Contamination Background in Terrestrial Ecosystems
13 Years after the Chernobyl Accident
A. D. Pokarzhevskii, E. Yu. Uspenskaya, and Zh. V. Filimonova 
p. 73  

Microecosystem Analysis of the Structure and Functions of Forest Biogeocenoses
N. S. Sannikova 
p. 80  

The Role of Phytoplankton from the Ob River in Biological
Productivity of the Ob–Yenisei Shoal
P. R. Makarevich, V. V. Larionov, N. V. Druzhkov, and E. I. Druzhkova 
p. 86  

Experience in Combined Glaciological and Botanical Studies
on the Primary Plant Successions on Young Moraines in the Central Altai
E. E. Timoshok, Yu. K. Narozhnyi, M. N. Dirks, and A. A. Berezov 
p. 91  

On Characteristics of Production and Destruction Processes in Lowland
and Mountain Tundras of the Extreme North
N. I. Andreyashkina and N. V. Peshkova 
p. 98  

Distribution of 137Cs in the Tree Layer of Forest Ecosystems
in the Zone of the Accident at the Chernobyl Nuclear Power Plant
S. V. Fesenko, N. V. Sukhova, S. I. Spiridonov, N. I. Sanzharova,
R. Avila, D. Klein, and P. M. Bado 
p. 104  

Effect of Flavonoids on the Ecology of Enterobacteria
A. Yu. Maksimov, N. B. Remezovskaya, and V. A. Demakov 
p. 110  

Den Ecology of the Arctic Fox Alopex lagopus beringensis (Carnivora, Canidae)
on Bering Island, Commander Islands
S. V. Zagrebel’nyi 
p. 114  

Effects of the Anthropogenic Factor on Bats (Chiroptera: Vespertilionidae) in the Volga Region
V. Yu. Il’in, D. G. Smirnov, and N. M. Yanyaeva 
p. 122  

Monitoring the State of the Immune System of Persons Working
in the Potassium Salt Industry
S. V. Shirshev, V. A. Chereshnev, S. A. Zamorina, and V. A. Lopatina 
p. 127  

Ecological Connections between Gamasid Mites (Arachnida, Gamasoidea)
and Small Mammals in Forest Biotopes of the Middle Volga Region
V. A. Korneev 
p. 133  

Short Communications

Analysis of the Factors of Species Association in Serial Communities
of Sown Perennial Grasses by the Method of Direct and Indirect Ordination
S. M. Yamalov and G. R. Khasanova 
p. 138  

Justified Predictions about New (Different) Species Confirm the Theory
P. A. Panteleev 
p. 141  

Species Diversity of Leeches Populating Water Bodies of the Middle Urals
L. A. Koval’chuk and L. V. Chernaya 
p. 144