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Christina Warinner Nelly Robles Garcia Noreen Tuross 《Journal of archaeological science》2013,40(2):868-873
Oaxaca, Mexico has been inhabited by humans for over 10,000 years. From the time of earliest habitation, this environment provided a wide floral subsistence to its human inhabitants, notably documented at the cave site of Guila Naquitz. Light stable isotopes, primarily carbon and nitrogen, have been used in dietary and environmental reconstructions throughout Mexico and Central America. We report a large isotopic study of wild and market plants from Oaxaca that demonstrates 1) overlapping δ13C values of C4 plants, including maize, and plants that utilize the Crassulacean Acid Metabolism (CAM) pathway for biosynthesis, 2) the existence of a significant C4 grass biomass, 3) the lack of isotopic separation in the δ15N of legumes and non-leguminous plants and 4) the increase in the nitrogen isotopic composition of crop plants relative to wild plant averages. These four observations are potential complicating factors in interpretations involving the origins and spread of maize agriculture, the relative amount of maize in the diet and assessments of trophic level or meat contributions to the human diet. 相似文献
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The materiality of world diasporas – in every form, from landmark features to everyday objects – is a relatively modern approach towards studying the diasporas' relationship with both homeland and hostland. Photo narratives and various modes of imaging can be employed to better record, assess and disseminate the narratives of diasporic lifeways in terms of their material culture. This article examines how Greek Orthodox communities have altered Western denomination church buildings in London to serve their spiritual and community needs. The new, amalgamated characteristics are described, while the debate around the role these religious communities should play in the hostland is also discussed. 相似文献
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Journal of Archaeological Method and Theory - Palaeodietary reconstruction using stable isotope analysis is becoming increasingly common, as is the practice of using mixing models to quantify... 相似文献