Polish Journal of Ecology, Volume 19Polish Scientific Publishers, 1971 - Ecology |
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Common terms and phrases
abundance adult alfalfa Andrzejewska aphids arcensis average Azotox bassiana beetles benthos biomass body weight bumble-bees calculated Carabidae castaneum caught Chironomidae Coccinellidae coccinellids consumption cooling power crops cultivated meadow culture cupreus diaspore diaspore production Diptera druk effective temperatures eggs Ekol farinosus females flowering g/m² gatunków Gregorczuk groups habitat herb layer humidity increase insects Kajak Kampinos Forest Kazuń łąk lake lake Dargin large number larvae leafhoppers Łódź Łodzi mites mobility mortality nematodes nests Nowy Świat Nowy Świat 72 number of individuals number of species occur oryzae parasites Partridges percentage period phytoplankton plants plot Poland pollen populacji population density Poznań predators Productivity investigation produkcji pubescens Pybuthrin Querco-Carpinetum ratio resistance rigidus roślin saprophagous season shooting soil spiders stations Strzeleckie Meadows studies tion traps types of meadows typicum values vegetation Vistula Vistula Valley Warszawa