Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 188 for “"geographical distribution"”.
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Geographical Distribution and Morphometrics of South Dakota Turtles
… specimen preservation; and update species distribution maps. Seven species of turtles are thought to occur in South Dakota including the western painted (Chrysemys picta bellii), snapping (Chelydra serpentina), spiny softshell (Apalone spinifera), smooth softshell (Apalone mutica), false …
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The past and present geographical distribution of the Perissodactyla and artiodactyla in Southern Africa
Please read the abstract in the section, 00front, of this document
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Using Molecular Diagnostics Based On Internal Transcribed Spacer 2 Sequence To Study Geographical Distribution of Holarctic Malaria Mosquitoes
… of the species to accurately determine their distribution. For identification, sequencing of the Internal Transcribed Spacer 2 region of the ribosomal DNA is analyzed. Although African Anophelines are very well studied species, there has been no recent significant research for Holarctic …
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Estudo sobre Neomuscina Townsend, 1919 (Diptera, Muscidae, Cyrtoneurininae)
… a check list of 23. Special emphasis is given to geographical distribution.
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Studies of the South African species of Eulophia R. Br. ex. Lindl. (Orchidaceae)
… studies were made of morphological variation, geographical distribution, cytology and ecology.
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Revisão taxonômica de Dipsas Laurentis, 1768 (Serpentes, Colubridae) de ocorrência na Mata Atlântica
… morphological and hemipennial data as well as on geographical distribution. The involved species are: Dipsas albifrons (Sauvage, 1884), D. catesby (Sentzen, 1796), D. incerta (Jan, 1863), D. petersi Hoge & Romano, 1975, D. neivai Amaral, 1923 and Dipsas sp. The principal results obtained are: 1) …
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Espécies brasileiras do gênero Hyalella (Crustacea-Amphipoda)
… each of the six species studied and also their geographical distribution and type-locality. A list is also included of the species of Hyaella of the world with record on a map of their geographical distribution. The distribution of the six brazilian species here studied, showing the localities …
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Systematics of psilocaulon N.E.BR. (Aizoaceae)
… among the genera of the Mesembryanthemoideae. Geographical distribution patterns for all species and the number of species per half-degree grid square are given. It is discussed how species diversity and geographical distribution in Psilocaulon contrasts with or corroborates existing ideas of …
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Moluscos encontrados no Sambaqui de Camboinhas, Itaipu, Niterói, Estado do Rio de Janeiro, Brasil
… as well as their utilization, and geological and geographical distribution. Represented on the site are three species of marine gastropods, one of terrestrial gastropod, and ten of marine bivalves.
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A Biological Investigation on Plethodon Larselli
… made, therefore, on this species relative to its geographical distribution, habitat, dehydration and rehydration rates, response to induction with varying concentrations of a gonadotropic hormone, and blood serum analysis by cellulose acetate electrophoresis. In addition, the findings of this …
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From sneeze to wheeze: Non-invasive studies on asthma and rhinitis
… be explained by difference in degree and/or geographical distribution of inflammation. In this thesis I wanted to investigate the distribution of inflammation and obstruction in asthmatics compared to patients with allergic rhinitis with or without bronchial hyperresponsiveness. We found that …
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Revisão do gênero Zenithoptera Bates, in Selys Longchamps, 1869 (Odonata, Libellulidae)
… related with the wing coulor variation and geographical distribution of the species of this genus.
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Schools of Anglo-Saxon stone sculpture in the north Midlands.
… to identify objectively the schools and their geographical distribution in terms of their design elements. Six different schools of sculpture have been Identified in the research area. it is found that architectural sculpture does not appear to be directly related to any of the schools: only …
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GEOGRAPHICAL PERSPECTIVES ON RESIDENTIAL PROVISION FOR THE ELDERLY: WITH SPECIAL REFERENCE TO THE VOLUNTARY SECTOR
… in Britain, this thesis examines the spatial distribution of residential care and sheltered housing for this group of the population. With the present government policies of reducing public expenditure and reliance on State welfare services, the main focus of the thesis is on the changing role …
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Revisão do gênero Scleronotus White, 1855 (Coleoptera, Cerambycidae, Lamiinae, Aconthoderini)
… male terminalia are illustrated. Maps of the geographical distribution of the species are included.
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Conquiologia e anatomia de Orthalicus pulchellus (Spix,1827) (Mollusca, Gastropoda, Pulmonata, Orthalicidae)
… material examined allowed the enlargement of the geographical distribution of the species; Ceará, Paraíba, Alagoas, Mato Grosso, Minas Gerais and Espírito Santo. Bibliographical data and observations on terraria allowed us to examine that the animal feed itself scratching fungi and lichens from …
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Contribuição para o conhecimento de Collembola entomobryomorpha (Insecta) do Parque Nacional da Tijuca, Rio de Janeiro, Brasil
Taxonomic and distributional study of the springtails belonging to the suborder Entomobryomorpha from Parque Nacional da Tijuca is presented. Sixty samples with 31.403 specimens were collected at eleven different localities from February 1979 through February 1980. Twenty species, incluing one not …
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