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LCSH_x
Source : DANS

Mathematical modelling of morphological changes and hyperconcentrated floods in the Yellow River

Li, W. (8 avr. 2014)

Hyperconcentrated flow/flood is a water-driven sediment transport phenomenon, which is characterized by high sediment concentrations between normal sediment-laden flow and debris/mud flow. In a hyperconcentrated flow, strong interactions exist between water flow, sediment, and river bed, which may ...

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Source : REDALYC

Prevalencia de deficiencia de hierro y yodo, y parasitosis en niños de Arandas, Jalisco, México

Edgar Manuel Vásquez et al. (2002)

Objective. To estimate the prevalence of iron deficiency, iodine deficiency and parasitosis in children attending the Instituto Alteño para el Desarrollo de Jalisco ((Highlands Institute for Development of Jalisco State, INADEJ), Arandas, Jalisco, Mexico. Material and Methods. A cross-sectional ...

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Source : UV

A comparative analisis of the effects of three prereading activity types on the reading comprensión of fourth-semester students of Spanish in an English-speaking environment

Osa Melero, Lucía (2009)

Reading texts with historical and socio-political content in a foreign language (FL) is usually a challenge for second language (L2) students. The obstacles encountered by the students should be of concern to language instructors and coordinators. Lack of background knowledge causes the reader to ...

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Source : Bib. UdeM

Tests of Joint Hypotheses for Time Series Regression with a Unit Root

Perron, Pierre (1986)

This Paper Studies Tests of Joint Hypotheses in Time Series Regression with a Unit Root in Which Weakly Dependent and Heterogeneously Distributed Innovations Are Allowed. We Consider Two Types of Regression: One with a Constant and Lagged Dependent Variable, and the Other with a Trend Added. the ...

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Source : DANS

Low seroprevalence of brucellosis in humans and small ruminants in the Gambia

Germeraad, Eveline A. et al. (1 nov. 2016)

BACKGROUND: Brucellosis is a worldwide zoonosis with significant impact on rural livelihoods and a potentially underestimated contributor to febrile illnesses. The aim of this study was to estimate the seroprevalence of brucellosis in humans and small ruminants in The Gambia. METHODS: The study was ...

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Source : ORBi : Univ. Liège

Dimebon enhances hippocampus-dependent learning in both appetitive and inhibitory memory tasks in mice.

Vignisse, Julie et al. (2011)

Pre-clinical and clinical studies on dimebon (dimebolin or latrepirdine) have demonstrated its use as a cognitive enhancer. Here, we show that dimebon administered to 3-month-old C57BL6N mice 15 min prior to training in both appetitive and inhibitory learning tasks via repeated (0.1 mg/kg) and acute ...

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Source : HAL

L'identite professionnelle des professeurs d'anglais "locuteurs natifs" exercant en France depuis le traité de Maastricht : Entre conservation ontologique et acculturation. Les limites du capital natif.

Laigneau-Griffin, Claire Victoria, (19 nov. 2012)

Since the early 1990s, EU citizens have been able to sit the competitive examinations which give access to qualified teacher status within the French education system, without needing to have French nationality. This change has attracted British and Irish candidates who were not necessarily ...

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Source : DANS

Maximum permissible concentrations for water, sediment and soil derived from toxicity data for nine trace metals

van de Plassche EJ et al. (31 août 1992)

In this report Maximum Permissible Concentrations (MPC) are derived for 9 trace metals based on ecotoxicological data. The elements are: antimony, barium, beryllium, cobalt, molybdenum, selenium, thallium, tin, and vanadium The study was carried out in the framework of the project "Setting ...

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Source : DANS

On the ecology and evolution of microorganisms associated with fungus-growing termites

Visser, A.A. (2011)

Organisms living in symbiosis fascinate us with their adaptations to live in extreme proximity to, or even inside, a partner that may be from a completely different Class, Phylum or Kingdom. Combinations of organisms that live in mutualistic symbiosis seem very exceptional, but when studying ...

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