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47.441  Articles
1 of 4.745 pages  |  10  records  |  more records»
Cet article présente les applications des versions continue etdiscrète de la transformée d’ondelettes dans l’analyse des signaux des bruits cardiaques (ou phonocardiogramme : PCG) normaux et pathologiques. La transformée d’ondelettes fournit un large éven... see more

L’hydrochimie des eaux souterraines du bassin versant de Boumerzoug a été utilisée pour la caractérisation de la variation de leur qualité spatio-temporelle. Soixante douze puits ont été pris en considération et répartis entre trois plaines à savoir ... see more

Nine essential oils from fennel (seeds and herbs) and anise (seeds) from different origins were analysed for density, refractive index and for a complete composition through GC-MS and 1H-NMR-spectroscopy. Anethole was the main compound identified in fenne... see more

Nitrogen (N) has commonly been applied in Eucalyptus stands in Brazil and it has a direct relation with biomass production and chlorophyll content. Foliar N concentrations are used to diagnose soil and plant fertility levels and to develop N fertilizer ap... see more

The materials used in the historical restoration of a fossil collection named “Problematica Verrucana”, have been studied in order to contribute to the creation of a catalogue of restoration materials used in the past. Due to the complexity of the mixture... see more

Feed plays a significant role in livestock production worldwide. Digestibility of feed such as in vitro dry matter digestibility (IVDMD) and in vitro organic matter digestibility (IVOMD) as well as the fractions of crude fiber such as neutral detergent fi... see more

1 of 4.745 pages  |  10  records  |  more records»