Zobrazeno 1 - 10 of 17 pro vyhledávání: '"Torgny Wiederholm"'
2
A living environment. Objectives and measures in the Swedish Government Bill on environmental policy 1990/91, pertaining to waters and the seas
Autor: Torgny Wiederholm
Publikováno v: Journal of Aquatic Ecosystem Health. 2:21-27
Increased international cooperation to limit transboundary and global environmental problems, increased sectoral responsibility and decentralization, and improved information and statistics on the state of the environment are the main lines for the d
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0d2053770b243ee22581bbf388b516b9
https://doi.org/10.1007/bf00043331
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4
Ordination of profundal zoobenthos along a trace metal pollution gradient in Northern Sweden
Autor: Lars Eriksson, Richard K. Johnson, Torgny Wiederholm
Publikováno v: Water, Air, & Soil Pollution. 65:339-351
Twelve lakes situated within a radius of 80 km from a smelter in Northern Sweden (RonnskAr) were sampled for profundal macroinvertebrates and sediment trace metals. Metal contamination was highly correlated with distance from the RonnskAr smelter and
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::102cbe5e8343484f688b4dc96065bee0
https://doi.org/10.1007/bf00479897
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7
Associations of lake-living Chironomidae. A cluster analysis of Brundin's and recent data from Swedish lakes
Autor: Torgny Wiederholm
Publikováno v: Schweizerische Zeitschrift für Hydrologie. 43:140-150
Three major lake clusters, corresponding to different trophic categories of lakes, were identified in a group average cluster analysis of 34 lakes and 33 profundal chironomid taxa. The classification of chironomids was not as distinct as that of lake
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f60524d1d78fb622a6508a30bc2c39e3
https://doi.org/10.1007/bf02502478
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8
Description of Protanypus saetheri n.sp. from Alaska (Diptera: Chironomidae)
Autor: Torgny Wiederholm
Publikováno v: Insect Systematics & Evolution. 6:224-228
Male and female imagines of Protanypus saetheri n.sp. are described. The male can be distinguished from other species of Protanypus by its low antennal ratio, by reduced flagellar setae and its hypopygium.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::75ccf211529ae5fc18c89c5c690b6c5e
https://doi.org/10.1163/187631275x00055
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9
Biometry and biology of Constempellina brevicosta (Chironomidae) in a subarctic lake
Autor: Ulf Grimås, Torgny Wiederholm
Publikováno v: Ecography. 2:119-124
Grimas, U. and Wiederholm, T. 1979. Biometry and biology of Constempellina brevicosta (Chironomidae) in a subarctic lake. – Holarct. Ecol. 2: 119-124. Constempellina brevicosta Edw. made up about 50% of the chironomids emerging from the littoral of
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::37cc0bbc1e7c00f4065381ce2a13d878
https://doi.org/10.1111/j.1600-0587.1979.tb00690.x
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