Results 41 to 50 of about 244 (151)

Ecological scale mediates nonlinear relationships of animal nutrient excretion with dissolved organic matter

open access: yesJournal of Animal Ecology, EarlyView.
We show that nutrient excretion by vertebrates and invertebrates varies nonlinearly with dissolved organic matter concentration and composition and by taxonomic rank, with stronger patterns at the individual compared to the community level. Our findings highlight the importance of examining animal‐mediated nutrient cycling across taxa and ecological ...
Sandra Klemet‐N'Guessan   +3 more
wiley   +1 more source

Influence de l’alimentation et des performances sur les rejets azotés des porcs

open access: yesINRAE Productions Animales, 1994
Dans les zones de production porcine intensive, l’élimination des déjections devient un problème crucial, en raison principalement des risques de pollution des eaux par les nitrates et des émanations d’ammoniac.
J.Y. DOURMAD, Y. HENRY
doaj   +1 more source

Beyond Immunity: Functional Outcomes of Dietary Yeast and Seaweed β‐Glucans in Adult Canine Nutrition

open access: yesJournal of Animal Physiology and Animal Nutrition, EarlyView.
ABSTRACT β‐Glucans are functional compounds associated with health benefits; however, the physiological effects of different β‐glucan sources in dog foods remain incompletely understood. This study evaluated and compared the effects of β‐glucans derived from Euglena gracilis (seaweed) and Saccharomyces cerevisiae (yeast) on nutrient digestibility ...
Stephanie de Souza Theodoro   +9 more
wiley   +1 more source

Species‐Specific qPCR Assays for Detecting Blue, Fin, and Sei Whales (Balaenoptera spp.) From Offshore Environmental DNA Samples

open access: yesEnvironmental DNA, Volume 8, Issue 4, July‐August 2026.
Species‐specific eDNA qPCR assays were developed and validated for blue, fin, and sei whales and were tested alongside visual surveys in the northwest Atlantic. Results show strong concordance for fin whales, demonstrating eDNA's value for enhancing offshore monitoring of at‐risk large whales.
Chloe V. Robinson   +6 more
wiley   +1 more source

What does coexistence mean? Insight from place‐based trajectories of pastoralists and bears encounters in the Pyrenees

open access: yesPeople and Nature, Volume 8, Issue 7, Page 2091-2103, July 2026.
Abstract The recovery of large carnivores in Europe raises issues related to sharing landscape with humans. Beyond technical solutions, it is widely recognized that social factors also contribute to shaping coexistence. In this context, scholars increasingly stress the need to adopt place‐based approaches by analysing how humans and wildlife interact ...
Alice Ouvrier   +7 more
wiley   +1 more source

L'effet de l'extrait végétal de Yucca Schidigera sur l'excrétion oocystale chez le poulet de chair

open access: yesRevue Marocaine des Sciences Agronomiques et Vétérinaires, 2015
En Algérie, la coccidiose constitue l’une des principales contraintes qui entrave le développement de la production avicole et cause d’énormes pertes économiques, en l’occurrence l’augmentation du taux de mortalité et l’usage abusif des antibiotiques ...
Naima SAHRAOUI   +8 more
doaj  

L’efficience nette de conversion des aliments par les animaux d’élevage : une nouvelle approche pour évaluer la contribution de l’élevage à l’alimentation humaine

open access: yesINRA Productions Animales, 2019
L’élevage est souvent perçu comme inefficient pour produire des denrées alimentaires pour l’Homme car les animaux consomment davantage de végétaux qu’ils ne produisent de viande, de lait ou d’œufs. Le calcul de l’efficience nette de conversion des aliments en ne considérant dans le calcul que la part potentiellement consommable par l’Homme des aliments
Laisse, Sarah   +8 more
openaire   +5 more sources

Multidisciplinary Evaluation of a 10‐Year Restoration Program for Two Endangered Atlantic Salmon (Salmo salar) Populations

open access: yesEvolutionary Applications, Volume 19, Issue 7, July 2026.
ABSTRACT Supportive breeding programs are widely implemented to counteract demographic collapse in threatened populations. Their long‐term success, however, depends on maintaining genetic diversity while ensuring that released individuals contribute effectively to wild populations.
Louarn Fauchet   +6 more
wiley   +1 more source

Disponibilité des ressources alimentaires pour bétail dans la région du Centre-nord au Burkina Faso

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux
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Michel Kabore   +3 more
doaj   +1 more source

Gérer l’alimentation pour contribuer au bien-être des poulets de chair

open access: yesINRAE Productions Animales, 2011
La conduite alimentaire peut être impliquée dans l’apparition de troubles locomoteurs, digestifs et métaboliques susceptibles d’altérer le bien-être des poulets de chair.
M. MAGNIN, I. BOUVAREL
doaj   +1 more source

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