Results 181 to 190 of about 1,091 (209)
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2016
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?????????????????????? ???????????????????????????? ?????????????????? ???????????????????????? ???????? ???????????????? ???????????????? ?? ??????????????. ??????????????????????, ?????? ????????, ???????????? ???????????????? ???????????????????? ?? ?????????????? ?????????????? ?????????? ?????? 50%-?????? ?????????????? ???????????????????? ?? ????
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2023
A study of taxonomy and peculiarities in distribution of the most frequent genus Astacus (Pontastacus) leptodactylus Eschscholtz, 1823 and its smaller taxons as well as an analysis of the literature data testify to the fact that in nature the areas of distribution with one species of Astacidae are very rare; very often even one water body is inhabited ...
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A study of taxonomy and peculiarities in distribution of the most frequent genus Astacus (Pontastacus) leptodactylus Eschscholtz, 1823 and its smaller taxons as well as an analysis of the literature data testify to the fact that in nature the areas of distribution with one species of Astacidae are very rare; very often even one water body is inhabited ...
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Environmental genotoxicity assessment using freshwater crayfish Astacus leptodactylus
2008Genotoxic effects are often one of the earliest signs of pollution-related environmental disturbance. In this study comet assay was applied to assess DNA damage in haemocytes of freshwater narrow-clawed crayfish Astacus leptodactylus exposed to environmental pollution in situ. Animals collected at the reference site (the Mrežnica River) were exposed in
Malev, Olga +6 more
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2017
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?? ???????????? ???????? ???????????????????????????????? ?????????????????? ?? ???????????????????? ?????????????????? ?????????????????? ???????????????????????? ????????. ???????? ?????????? ???????????? ?????????????????????? ????????????????????. ???????????????? ???????????????????? ?????????? ???????????????????? L??? ?? k ???? ???????????????? ?
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Freshwater crayfish Astacus leptodactylus (Eschscholtz, 1823) accumulates and depurates copper
Environmental Monitoring and Assessment, 2007Cu accumulation and depuration in various tissues of the crayfish Astacus leptodactylus was investigated. Adult specimens were exposed to 0.5, 2.5 and 5.0 mg Cu/L under static conditions for three weeks. At the end of the 3rd week the specimens were divided into three groups and left in dechlorinated water for either 1, 2 or 3 weeks for depuration ...
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Der Arbeitsrhythmus der Mitteldarmdr�se von Astacus leptodactylus
Zeitschrift f�r Vergleichende Physiologie, 1930Gottwalt Christian Hirsch, Werner Jacobs
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