Unia Europejska

foto Piotr Ślipiński

 

 

 
CONTENTS
 
  Zbigniew Jan MUDRYK, Piotr SKÓRCZEWSKI Enzymatic activity and degradation of organic macromolecules by neustonic and planktonic bacteria in an estuarine lake
  Beata Messyasz , Natalia Kuczyńska-Kippen - Periphytic algal communities: a comparison of Typha angustifolia L. and Chara tomentosa L. beds in three shallow lakes (West Poland)
  Agnieszka POCIECHA, Elżbieta WILK-WOŹNIAK - The life strategy and dynamics of selected species of phyto- and zooplankton in a dam reservoir during "wet" and "dry" years
  Beata JAKUBIK - Reproductive pattern of Viviparus viviparus (Linnaeus 1758) (Gastropoda, Viviparidae) from littoral aggregations in a through-flow reservoir (Central Poland)
  Dirk WÜBBENHORST, Christoph LEUSCHNER - Vegetation structure at the breeding sites of the partridge (Perdix perdix L.) in Central Europe and its possible importance for population density
  Anna KOZŁOWSKA, Zofia RĄCZKOWSKA - Effect of snow patches on the vegetation in the high-mountain nival gullies (Tatra Mts. Poland)
  Piotr BIEŃKOWSKI, Argenta A. TITLYANOVA, Svietlana V. SHIBAREVA - Chemical properties of litter of forest and grassland ecosystems: transect studies in Siberia (Russia)
  Zofia Fischer , Magdalena Niewinna , Irina Yasulbutaeva - Intensity of organic matter decomposition in various landscapes of Caucasus (Daghestan)
  Agnieszka PIERNIK - Growth of three meadow species along a salinity gradient in an inland saline habitat: transplant experiment
  Dušan GÖMÖRY, Marek FABRIKA, František CHUDÝ, Ladislav PAULE - Development of genetic structures in a Norway spruce (Picea abies Karst.) population colonizing the abandoned agricultural land: a look back and a look ahead
  Mariola WRÓBEL - Origin and spatial distribution of roadside vegetation within the forest and agricultural areas in Szczecin Lowland (West Poland)
  Kamil Bartoń, Jan Rafiński - Co-occurrence of agile frog (Rana dalmatina Fitz. in Bonaparte) with common frog (Rana temporaria L.) in breeding sites in Southern Poland
  Tadeusz PENCZAK - Restricted movement paradigm: fish displacements in a small lowland streamlet
  Wojciech CZECHOWSKI - The route of Formica polyctena Först. as a factor promoting emancipation of Formica fusca L. slaves from colonies of Polyergus rufescens (Latr.) (Hymenoptera: Formicidae)