Results 31 to 40 of about 929,450 (163)

Determination of radon, major and trace elements in water samples from springs and wells of northern Mexico State, Mexico

open access: yesGeofísica Internacional, 2002
Se determinaron radón, componentes químicos mayores y elementos traza en muestras de agua de cuatro manantiales y tres pozos de zonas urbanas y agrícolas de la parte media del Eje Neo-Volcánico Mexicano.
R. N. López   +8 more
doaj   +1 more source

Estudio geoquímico de los yesos miocenos de la zona este de la cuenca de Madrid

open access: yesEstudios Geologicos, 1986
En las facies evaporíticas de la Cuenca de Madrid (región Brea del Tajo-Driebes-Almoguera) aparecen diferentes tipos de yeso, cuyo contenido en elementos traza ponen de manifiesto la existencia de procesos de fraccionamiento durante la evolución ...
R. Fort, M. Bustillo
doaj   +1 more source

Culturally Imbued Trees: Physical and Metaphysical Connections

open access: yesArchaeology in Oceania, Volume 60, Issue 2, Page 87-94, July 2025.
ABSTRACT Australian Aboriginal song‐lines and Dreaming tracks follow the movement and interactions of ancestral beings and are marked by physical features associated with those ancestral beings at culturally significant places, often termed ‘sacred sites’.
Ken Mulvaney, David Cooper
wiley   +1 more source

Estudio antropológico de la población de Pico Ramos (Muskiz, Bizkaia). Consideraciones sobre la demografía, salud y subsistencia. [PDF]

open access: yesMunibe Antropologia-Arkeologia, 1995
Se presenta el estudio de los restos óseos recuperados en la cueva sepulcral de Pico Ramos. Se ha estimado el número mínimo de individuos en 104. El perfil demográfico obtenido presenta un sesgo significativo en la representación de individuos infantiles
José Pablo Baraybar   +1 more
doaj  

La sombra alargada del patrón: Gamonalismo y hábitos hacendatarios en Chimborazo tras la reforma agraria

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 29, Issue 4, Page 352-363, December 2024.
Abstract This paper explores selective aspects of the historical processes of organization of the kichwa peasantry in the Andes of Ecuador. Based on the analysis of two representative cases of confrontation between peasants and landowners over access to land in the province of Chimborazo, it discusses the relevance of the concept of “gamonalismo” as ...
Víctor Bretón
wiley   +1 more source

Elementos traza en peces comerciales de Argentina

open access: yes, 2021
Argentina is a strategic food-producing country worldwide. Among the foods produced, animal protein from fishing and aquaculture production stands out. In 2019 approximately more than 463,000 tonnes (t) of marine fish were caught, 30,000 t of freshwater fish, and 3,000 t were produced by aquaculture; and around 90% of all these products are exported ...
Llamazares Vegh, Sabina   +3 more
openaire   +1 more source

Plant‐based meat analogues marketed in Catalonia: analysis of contaminants, essential elements, microbiological and physicochemical status, dietary intake estimation and health risk assessment

open access: yesFood Risk Assess Europe, Volume 2, Issue 3, July 2024.
Abstract The latest barometer of food safety in Catalonia conducted by the Catalan Food Safety Agency (ACSA for its initials in Catalan) in 2021 shows that 28.7% of the population consumes meat analogues (substitutes). The main reasons for consuming this type of food are animal welfare, followed by environmental and health reasons.
Martí Nadal Lomas   +5 more
wiley   +1 more source

Bioacumulación de elementos traza y caracterización del microhábitat en Procambarus clarkii, de la zona de amortiguamiento en Pantanos de Villa [PDF]

open access: yes, 2023
El estudio tuvo como objetivo general describir la bioacumulación de elementos traza y caracterización del microhábitat en Procambarus clarkii de la Zona de Amortiguamiento de Pantanos de Villa, es de tipo básico, con diseño no experimental de enfoque
Espinoza Paucar, Victor Jesus   +1 more
core  

Composición del circón de granitos variscos del Norte de Portugal

open access: yesEstudios Geologicos, 2014
Se han seleccionado tres plutones graniticos variscos en el norte de Portugal para el estudio de la composición del circón. Los plutones son: Vila Pouca de Aguiar y Lavadores-Madalena con afinidad de tipo-I y el plutón de Vieira do Minho de tipo ...
H. C.B. Martins, J. Abreu
doaj   +1 more source

ELEMENTOS TRAZA EN DOS ÁREAS AGRÍCOLAS

open access: yes, 2011
Aguas residuales, alfarería, exposición a plomo, manganeso.
Angélica Bautista-Cruz   +2 more
openaire   +3 more sources

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