Listar REV - CLXL - Vol. 23 (1998) por título
Mostrando ítems 11-18 de 18
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Influencia de las características iniciales de la superficie y la precipitación en la dimensión fractal del microrrelieve del suelo
(Universidade da Coruña, 1998)[Abstract] The complex behavior of soil surface microrelief and its evolution is difficult to quantify. Several empirical roughness indices and geostatistical procedures currently used have been found to be sensitive to ... -
Influencia del contenido en materia orgánica sobre las propiedades físicas del sueño
(Universidade da Coruña, 1998)[Abstract] Soil physical characteristics of agricultural soils with a range of texture and organic matter content, i. e., dry and wet pore space organisation, were investigated. In order to study the specific effect of ... -
Locais de interesse para a Arqueologia Mineira do Alto Minho (N de Portugal) Estado actual - métodos de caracterização e estratégias de aproveitamento
(Universidade da Coruña, 1998)[Abstract] Archaeological mining sites in northern Portugal include a few roman gold mines in shear zones and the tin and tungsten mining of the first half of the XX century, widespread through the entire Alto Minho region, ... -
Nota sobre el estudio de ADN antiguo en restos óseos de macromamíferos cuaternarios de Galicia
(Universidade da Coruña, 1998)[Abstract] New biomolecular methods allow us to reach the ancient DNA preserved in fossil bones. This paper shows first extractions of this genetic material in cave bear bones (Ursus spelaeus ) from Galicia (NW Iberian ... -
Preservación de diatomeas en sedimentos turbosos
(Universidade da Coruña, 1998)[Abstract] This paper describes a comprehensive survey of the quality of diatom preservation in the recent sediment record from two close peatbogs but with different geomorphological features, Villaseca and La Mata (NW ... -
Reconstrucción morfosedimentaria y fitogeográfica del tramo medio del río Jarama (Madrid, España) durante la segunda mitad del Holoceno. Estudio preliminar
(Universidade da Coruña, 1998)[Abstract] Two sites located on the alluvial plain of the Jarama River, near Madrid, Spain, have been studied using geological, palynological and xylological techniques. Uniquely for this region, numerous wood subfossils ... -
Relación entre índices de rugosidad: tortuosidad, pendiente límite, distancia límite y rugosidad aleatoria
(Universidade da Coruña, 1998)[Abstract] Soil surface roughness is one of the parameters influencing runoff generation. An amount of 137 roughness measurements under different conditions of tillage and crop were made from March, 1997 to April, 1998. A ... -
Tipologia e evolução dos materiais de neoformação supergénica detectados na escombreira da Mina de Valdarcas (Vila Nova de Cerveira - N Portugal) - Implicações Ambientais
(Universidade da Coruña, 1998)[Abstract] The abandoned waste dump of Valdarcas tungsten skarn deposit — Vila Nova de Cerveira, N Portugal, represents a key site, appropriate to study the environmental problems related to deactivated sulfide tails. The ...