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1.
Univ. psychol ; 16(3): 91-99, jul.-set. 2017. tab, graf
Article in Spanish | LILACS, COLNAL | ID: biblio-963279

ABSTRACT

Resumen El mapeo de preferencias es una técnica inspirada en la psicología matemática con el objetivo de optimizar procesos productivos y de innovación centrada en el consumidor. El presente estudio socializa los hallazgos de la aplicación de esta técnica sobre el mercado de pasabocas a base de papa con sabor natural en Colombia. Un total de 462 participantes de las ciudades de Bogotá, Medellín, Cali y Barranquilla participaron en el experimento probando ocho productos, cuatro actualmente distribuidos en Colombia, cuatro prototipos, una importación de México y una importación Argentina. Luego de obtener óptimos indicadores de bondad de ajuste en modelos de escalamiento multidimensional, los resultados indican que las preferencias de los participantes en esta categoría están migrando de las frituras a los pasabocas horneados, con más cáscaras en el borde, más gruesas en comparación al promedio y más crocantes. Los hallazgos invitan a la industria a explotar este cultivo de producción agrícola interna, en procesos productivos que permitan superar la barrera de adopción clásica en la categoría: la grasa.


Abstract The preference mapping is a mathematical psychology technique oriented to optimize productive process and to develop customer based innovation. The present study socialize the findings about the application of this technique in potato based snacks in Colombian market. An experimental design with 8 products, 4 with present distribution in Colombia, 2 prototypes, 1 product imported from Mexico and one product from Argentina was applied on 462 participants from Bogotá, Medellin, Cali and Barranquilla. After to check the multidimensional scaling statistical goodness of fit, the outcomes suggest that the Colombian's preferences are mutating from fried snacks to baked snacks, thicker, crisper, and with more cortex on the edge in comparison with actual proposals in the market. The findings invite to Colombian industry to think in new productive strategies with potato farm overcoming traditional adoption barriers as the fat.


Subject(s)
Consumer Behavior , Perception , Sensation
2.
Rev. chil. nutr ; 40(1): 62-70, mar. 2013. ilus
Article in English | LILACS | ID: lil-679034

ABSTRACT

The aim of this work was to study the effects offortification ofpo-tato bread with whole soybean flour on theirphysicochemical and sensory properties. Control formulations containing 30%, 50% and 70% soybean flour were developed. Firmness, cohesiveness, gumminess and chewiness of bread increased with the addition ofwhole soybean flour. The contents ofprotein, dietary fiber and minerals calcium, zinc, magnesium, copper and phosphorus increased with elevated concentration of soybean flour, while the lipid profile was unchanged. Preference mapping indicated greater acceptance of the control and 30% whole soybean flour formulations. These results were correlated to texture and showed that the greater firmness negatively affected its acceptance. It was concluded that the formulation with 30% was the best option offering good acceptance and high content of nutrients, which makes the flour substitution a viable alternative for the preparation of fortified baking products with equal sensory and physicochemical quality.


O objetivo deste trabalho foi investigar os efeitos da fortificaçao de paes de batata com farinha integral de soja sobre as propriedades físico-químicas e sensoriais. Foram desenvolvidas as formulaçôes controle e contendo 30%, 50% e 70% de farinha de soja. A dureza, coesividade, gomosidade e mastigabilidade dos paes aumentaram com a farinha integral de soja. Os teores de proteína, fibra alimentar e dos minerais cálcio, zinco, magnésio, cobre e fósforo foram maiores em funçao do aumento da concentraçao de farinha integral de soja, enquanto o perfil de lipídios nao foi alterado. O Mapa de Preferência Interno indicou maior aceitaçao das formulaçôes controle e com 30% de farinha integral de soja. Esses resultados foram correlacionados à textura das formulaçôes e revelaram que a maior dureza afetou negativamente sua aceitaçao. Concluise que a formulaçao com 30% foi a melhor opçao em relaçao aos parâmetros físico-químicos e sensoriais, o que torna a substituiçao das farinhas alternativa viável para elaboraçao de produtos de panificaçao fortificados e com qualidade físico-química e sensorial.


Subject(s)
Glycine max , Bread , Food, Fortified , Flour , Perception , Chemical Phenomena
3.
Ciênc. rural ; 42(5): 948-954, maio 2012. ilus, tab
Article in Portuguese | LILACS | ID: lil-626329

ABSTRACT

O Mal da Sigatoka Negra é devastador para as cultivares tradicionais de banana. No Brasil, cultivares resistentes estão sendo desenvolvidas, mas se a preferência do consumidor não for considerada, o programa de melhoramento pode falhar. Neste trabalho, a aceitabilidade de quatro cultivares resistentes foi acessada no Nordeste brasileiro e comparada a quatro variedades comerciais. Dois grupos de consumidores participaram: adultos jovens e donas de casa. Escala hedônica foi aplicada para aparência externa dos cachos, aceitação global e aceitação por atributos dos frutos (aparência sem a casca, aroma, sabor e textura), além de testes de preferência e intenção de compra. Os dados foram submetidos à ANOVA e Mapa de Preferência Interno. Mulheres e jovens mostraram opiniões semelhantes. As cultivares 'Preciosa' e 'Pacovan Ken' mostraram ser as mais promissoras, sendo que a primeira já pode substituir as cultivares comerciais 'Prata' e 'Pacovan' sem prejudicar a sua aceitabilidade, mas a 'Pacovan Ken' ainda precisa ser melhorada quanto à aparência.


The Black Sigatoka Disease is devastating to traditional banana cultivars. In Brazil, resistant cultivars are being developed but if the consumer's preference is not taken into account, the breeding program may not succeed. In this research the acceptability of four resistant cultivars was accessed in the Northeastern Brazilian region and compared to four commercial varieties. Two groups of consumers participated: young adults and housewives. Hedonic scale was applied to external appearance of bunches, global acceptance and acceptance of fruits' attributes (appearance without peel, aroma, flavor and texture). Preference and purchase intent were also evaluated. Data were submitted to ANOVA and Preference Mapping. Women and young adults showed similar opinions. 'Preciosa' and 'Pacovan Ken' cultivars showed to be the most promising ones. 'Preciosa' can already substitute the commercial 'Prata' and 'Pacovan' cultivars without impairing their global acceptability, but 'Pacovan Ken' still needs to be improved regarding its appearance.

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