| seasonal activity of mosquitoes in an ockelbo disease endemic area in central sweden. | in the sässman area, province of hälsingland, sweden, mosquitoes were sampled in 1983 from aquatic habitats, overwintering sites, cattle sheds, human bait, with uv-light traps, rabbit-, guinea-pig-, hen-, dove- and unbaited suction traps and similarly baited net traps. anopheles beklemishevi, an. messeae, aedes cantans, ae. cataphylla, ae. cinereus, ae. communis, ae. diantaeus, ae. excrucians, ae. hexodontus, ae. intrudens, ae. leucomelas, ae. pionips, ae. punctor, ae. vexans, culex pipiens, cx. ... | 1986 | 2906960 |
| survey of bioavailable selenium in sweden with the moose (alces alces l.) as monitoring animal. | liver tissues were collected from moose (alces alces l.) from the regular hunting seasons of 1981 and 1982. the material (from about 4300 animals) was stored at -20 degrees c at the national veterinary institute (sva). from this material, 2080 specimens from 12 counties representing 14 regions were analyzed for selenium. the counties included were norrbotten, västernorrland (northern region), uppsala, kopparberg, gävleborg, jämtland (central region), north and south kalmar (eastern region), hall ... | 1995 | 8560217 |
| biospheric 129i concentrations in the pre-nuclear and nuclear age. | in order to detect characteristic regional differences or temporal changes of 129i concentrations in the biosphere, thyroids from humans, grazing livestock, and herbivorous wildlife species (reindeer and roedeer) were collected in various areas of the world which are not affected by reprocessing plants. for reasons of comparison, all samples were analyzed for their 129i:127i atom ratios. human and bovine thyroids taken from the 10th region in southern chile (39 degrees-41 degrees south) indicate ... | 1993 | 8244695 |