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Na przykładzie doliny Potoku Błędowskiego, położonego we wschodniej części Wyżyny Śląskiej (w sąsiedztwie Huty Katowice i wielkiego węzła kolejowego w Łazach, scharakteryzowano naturalną rzeźbę erozyjno-denudacyjną tego obszaru na tle jego budowy geologicznej, a także szatę roślinną i świat zwierząt. Uwypuklono walory z zakresu przyrody nieożywionej i ożywionej, podkreślając obecność rzadkich i chronionych...
Quantitaive dynamics of the cereal aphid in nоn-utilized plant communities of the following alliances: Pino-Quercion, Dicrano-Pinion, Carpinion betulae, Cirsio-Brachypodion pinnati, Calthion, Festuco-Stipion, is presented in the paper. The material was obtained by the sweep-netting method (4 x 25) from the early June to the late September 1979 at 1-week intervals. The data concerning numbers of the...
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