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Des analyses géochimiques des matières organiques ont été réalisées par GC/MS et ESI/MS sur 30 échantillons provenant de l’unité archéostratigraphique UA 27 de la grotte du Lazaret, datée d’environ 160 000ans. Ces analyses ont permis de mettre en évidence les proportions relatives de lipides d’origine animale et végétale dans diverses zones du sol d’occupation acheuléen. Les espèces majoritaires dans...
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