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Sensory evaluation as a tool in breeding potatoes for French fries and flakes

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Abstract

Standardized sensory evaluation of advanced breeding clones developed in the research program of the Horticulture Department at North Dakota State University has been conducted annually since 1980. Procedures used by the USDA-ARS Potato Research Laboratory for processing tubers into partially fried french fries or flakes are described along with the procedures used for finish-frying of the fries and rehydrating the flakes in preparation for sensory evaluation in the Food and Nutrition Department at North Dakota State University. Following brief training, panelists evaluate the fries and flakes from each clone in triplicate for color, flavor, and texture. Procedures for determining length of fries and limpness of fry strips are described. Samples of 334 clones prepared as french fries and 135 clones prepared as flakes have been evaluated. Examples are given of types of data collected with interpretation of results in relationship to their use in the breeding program.

Compendio

La evaluación sensorial estandarizada de clones avanzados de mejoramiento desarrollados en el programa de investigación del Departamento de Horticultura de la Universidad Estatal de North Dakota ha sido conducida anualmente desde 1980. Los procedimientos utilizados por el Laboratorio de Investigación en Papa del USDA-ARS para procesar parcialmente tubérculos en papas fritas a la francesa u hojuelas son descritos conjuntamente con los utilizados para un acabado de las papas fritas y la rehidratación de las hojuelas preparándolas para la evaluación sensorial en el Departamento de Alimentación y Nutrición de la Universidad. A continuación de una breve capacitación, los panelistas evalúan las papas fritas y las hojuelas de cada clon, por triplicado, para color, sabor y textura. Se describen los procedimientos para determinar la longitud de las papas fritas y la flacidez de las porciones. Se evaluaron 334 clones preparados como papas a la francesa y 135 clones preparados como hojuelas. Se dan ejemplos de tipos de datos recolectados con interpretación de los resultados en relación a su utilización en el programa de mejoramiento.

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Literature Cited

  1. The National Potato Council. 1993. Potato Statistical Yearbook, p. 51. National Potato Council, Englewood, CO. 68 pp.

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  2. Gould, W.A. and S. Plimpton. 1985. Quality evaluation of potato cultivars for processing. Ohio Ag Res and Devel Center Res Bull No 1172.

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Holm, E.T., Orr, P.H. & Johansen, R.H. Sensory evaluation as a tool in breeding potatoes for French fries and flakes. American Potato Journal 71, 1–13 (1994). https://doi.org/10.1007/BF02848741

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  • DOI: https://doi.org/10.1007/BF02848741

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