نتایج جستجو برای: collected during 1993
تعداد نتایج: 1985766 فیلتر نتایج به سال:
Changes in sea-ice dynamics are affecting polar bears Ursus maritimus across their circumpolar range, which highlights the importance of periodic demographic assessments to inform management and conservation. We used genetic mark-recapture-recovery derive estimates abundance survival for Baffin Bay (BB) bear subpopulation—the first time this method has been successfully species. Genetic data fr...
This paper reports on a major study of the incidence of indicator organisms and pathogens found within Class B biosolids within 21 samplings from 18 wastewater treatment plants across the United States. This is the first major study of its kind since the promulgation of the USEPA Part 503 Rule in 1993, and includes samples before and after the Part 503 Rule was promulgated. National distributio...
During the summer of 1993, mosquitoes were collected by dry ice-baited CDC light traps from July through September in 12 different cities in Iowa. In all, 169,907 mosquitoes belonging to 17 different species were collected. A total of 2,013 pools were processed for arbovirus isolation, from which 59 arbovirus isolates were obtained: 41 Flanders (FLA), 16 trivittatus (TVT), one Cache Valley (CV)...
The common minke whale (Balaenoptera acutorostrata acutorostrata) is a migratory species, and the summer period generally characterized by intensive feeding consequently seasonal fattening at high latitudes. fat deposited stored as energy reserves for overwintering lower latitudes where supposed to be greatly reduced. It therefore expected that their body condition on grounds will reflect forag...
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This study describes the time trends of organochlorines [OCs; 14 polychlorinated biphenyls (PCBs) and 11 chlorinated pesticides] in umbilical cord plasma of newborns in a remote Canadian coastal population. We analyzed 408 cord blood samples collected between 1993 and 2000 for PCBs, chlordanes, dichlorodiphenyltrichloroethane (DDT), dichlorodiphenyltrichloroethylene (DDE), hexachlorobenzene (HC...
We studied the effect of nearest pattern interaction on a global pattern formation in a two-dimensional space, where patterns are to grow initially from a noise in the presence of a periodic supply of energy. Although our approach is general, we found that this study is relevant in particular to the pattern formation on a periodically vibrated granular layer, as it gives a unified perspective o...
background: global findings indicate that incidence rate of cutaneous leishmaniasis (cl) has significantly increased during the past decade, as documented in many countries. this review was aimed to evaluate the trend of cl cases in terms of demographic and clinical characteristics during a decade after the earthquake (2003–2012) compared to the corresponding period before the earthquake in b...
background: superficial mycoses are common all around the world and the incidence continues increasingly. the aim of this study was to determine the epidemiological indices of tinea pedis in patient who referred to medical mycology lab of kermanshah university of medical sciences during 1993-2010. methods: a total of 2874 patients who had admitted for foot lesion from 1993 to 2010 were inclu...
The ability of Gaussian noise to induce ordered states in dynamical systems is here presented in an overview of the main stochastic mechanisms able to generate spatial patterns. These mechanisms involve: (i) a deterministic local dynamics term, accounting for the local rate of variation of the field variable, (ii) a noise component (additive or multiplicative) accounting for the unavoidable env...
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