Estudio de almidones en queros de madera del norte de Chile relacionados con el consumo de chicha durante el Horizonte Inca

2015 
Se presentan los resultados de los analisis realizados a micro-restos botanicos (granos de almidon) extraidos de las paredes internas y fondo de 17 queros de madera del extremo norte de Chile. Estos queros representan cinco tipos diferentes de vasijas y estan relacionados con el consumo de chicha durante el periodo Intermedio Tardio y Horizonte Inca. Los granos de almidon fueron separados por gravimetria y observados con montaje directo. Quince de estos queros dieron positivos para la presencia de granos de almidon crudo de maiz ( Zea mays ), algunos de los cuales muestran signos de fermentacion. Ademas de maiz se encontraron granos de almidon de frijol ( Phaseolus vulgaris ), pallar ( Phaseolus lunatus ) y yuca ( Manihot esculenta ) entre otras especies. Se plantea que los aspectos tecnicos y contextuales en la produccion de chicha de maiz local, no cocida, difieren de lo descrito en las cronicas para este periodo respecto de las areas nucleares del Tawantinsuyo. Esta compleja evidencia encontrada en los queros de madera analizados incluyo el consumo de diversos tipos de vegetales, probablemente procesados e incorporados en la forma de harinas. Se concluye que esto indicaria variantes regionales del protocolo de elaboracion y consumo de chicha, posiblemente asociado a aspectos nutritivos y de ritualidad funebre local. Palabras claves: fermentados - Valles Occidentales - libaciones - rituales mortuorios - Arica. Abstract This paper presents the results of botanical analyses undertaken on micro-remains (starch grains) collected from the internal wall and base of five different types of queros of a total of 17 vessels. These queros are associated with chicha production during the Late Intermediate and Inca Horizon periods in northern Chile. The starch grains were separated by gravimetry and observed on microscope slides. Fifteen of these queros were positive for starch grains of corn ( Zea mays ) and some of these also contained evidence of fermented corn. In addition, we found starches of the common bean ( Phaseolus vulgaris ), lima bean ( Phaseolus lunatus ) and yucca ( Manihot esculenta ), among other species. These local findings differ from the contextual and technical aspects of chicha production described by the chroniclers for the nuclear area of Tawantinsuyo. Evidence found in the wooden queros and the different plant starches suggest grinding of these products and perhaps adding them as flour to the chicha. We conclude that this indicates regional variation in the protocols of production and consumption of chicha that were more likely related to dietary intake and local mortuary rites. Key words: fermented drinks - Western Valleys - libations - mortuary rites - Arica.
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