WALCZAK M. – Day-to-night activity of bacteria in the surface microlayer of eutrophic lake

PALIJAN G., BOGUT I., VIDAKOVIĆ J. – The impact of inundation-isolation cycles on the
culturable bacterioplankton in the Danube River floodplain

PODGÓRSKA B., MUDRYK Z.J., SKÓRCZEWSKI P. – Abundance and production of bacteria in a
marine beach (Southern Baltic Sea)

KALINOWSKA R., PAWLIK-SKOWROŃSKA B. – Metal resistance of soil algae (Chlorophyta)
occurring in post-flotation Zn/Pb and Cu-tailing ponds

MRÓZ L. – Variation of colchicine and metal content in Colchicum autumnale L.(Liliaceae) corms in
relation to edaphic environment

BA L., XIAO N., XU W., WANG D. – Effects of nutrient availability and competition between two grass
species Leymus chinensis (Trin) Tzvel. and Phragmites communis Trin. on the plant performance

TISCHER S., TANNEBERG H., GUGGENBERGER G. – Microbial parameters of soils contaminated
with heavy metals: assessment for ecotoxicological monitoring

ORŁOWSKI G., MARTINI K., MARTINI M. – Avian responses to undergrowth removal in a suburban
wood

ROSELLINI S., BARJA I., PINEIRO A. – The response of European pine marten (Martes martes L.)
to the changes of small mammal abundance

KOPIJ G. – Effect of change in land use on breeding bird communities in a Silesian farmland (SW
Poland)

ŠÁLEK M., SCHRŐPFER L. – Population decline of the Little Owl (Athene noctua)in the Czech Republic