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 7 of 7 for “"Central Amazonia"”.
-
Structure of a primate community in Reserve Adolpho Ducke, central Amazonia
… of primates at Reserve Adolpho Ducke in Central Amazon, Brazil. The reserve is located north of Manaus and it is the most important and renowned research site in the Amazon basin. It covers an area of 10,000 hectares of primary rainforest bordering the city of Manaus. Line transect …
-
Species richness and composition of avifaunal communities in a complex Amazonian landscape
… have on the diversity of birds in lowland Amazonia. This study aimed to identify how species richness and composition of avifaunal communities in the lower Rio Purús region of central Amazonia compare across terra firme, whitewater and blackwater seasonally flooded forests and their …
-
RELAMPAGO-CACTI drop size distribution observations and the implications for cloud and hydrologic studies
… in subtropical South America, and Manacapuru in central Amazonia) where heavy rain-producing systems contribute the majority of rainfall in the largest river basins of the Americas, are conducted. Measurements from two types of disdrometers sampled at two of the three sites were considered, and …
-
THE PACE AND TIMING OF CHANGING LANDSCAPES AS VIEWED THROUGH COSMOGENIC RADIONUCLIDES: SYNTHETIC AND REAL EXAMPLES FROM THE CENTRAL ANDES AND AMAZONIA
… the pace and timing of landscape change in the Central Andes of Argentina and Central Amazonia.</p> <p>To date, the limits and assumptions embedded in the use of paleo-erosion rates have only been lightly addressed in the literature. No tool exists for the assessment of the sensitivity of …
-
Influence of gene dispersal and environmental heterogeneity on spatial and genetic patterns of the understory herb Heliconia acuminata across a fragmented landscape in central Amazon, Brazil
… an experimentally fragmented landscape in central Amazonia. I characterize a set of ten microsatellite markers developed for Heliconia acuminata to first evaluate gene flow, which is one of the main processes influencing genetic structure and spatial patterns of plants, and second to assess …
-
Geological Control of Floristic Composition in Amazonian Forests
<p>Amazonia contains the largest remaining tracts of undisturbed tropical forest on earth, and is thus critical to international nature conservation and carbon sequestration efforts. Amazonian forests are notoriously difficult to study, however, due to their species richness and inaccessibility. …
-
Florística e estrutura espacial: 15 hectares de parcelas permanentes na Floresta Densa de Terra Firme na Amazônia Central
Entender os mecanismos responsáveis pela manutenção da alta diversidade biológica nos trópicos, resultante das interações das espécies com o ambiente natural e entre si, é fundamental para minimizar a escassez de informações no setor florestal, e contribuir para a restauração, conservação e uso …