Ekologia Polska, Volume 21Państwowe Wydawnictwo Naukowe, 1973 - Ecology |
Contents
Jezierski | 1 |
Boczek J and Czajkowska B A study on some aspects of ageing | 11 |
Myrcha A Bioenergetics of the development period of Copris lunaris L 13 | 35 |
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Common terms and phrases
algae aquatic organisms average benthos Bikcze biomass body weight bomb calculated caloric value Catopidae Cena zł chemical control chemosterilants CO₂ Collared Flycatcher Colorado beetle cow-dung crops crystallina decomposition decrease druk effect Ekol energy eulittoral evolution of CO₂ experimental reservoirs fauna females forest Fraxino-Ulmetum g/m˛ habitat hares hatching herb layer increased Instytut Ekologii PAN investigations Kazuń Kütz lacustris larvae Leśny littoral Łódź Łodzi Łomianki low shrubs Łuczak lunaris males Metepa Mikołajskie Lake mites needles Nematoda Niepołomice number of eggs numbers and biomass observed Oligochaeta oxygen period pesticides phytoplankton Piaseczno plankton Poland population production pupae respiration rye germs samples sand season Serafińska shelterbelt soil species sponge station Strzeleckie Meadows studies submerged surface temperature Tetranychus urticae tion total number traps trees Tritox 30 Vaccinio myrtilli-Pinetum Vaccinium Vaccinium vitis-idaea Warszawa water content Wielkopolski National Park Wpływ zone