Academic Journal
Evaluation of the chemical, physical and nutritional composition and sensory acceptability of different sweet potato cultivars
| العنوان: | Evaluation of the chemical, physical and nutritional composition and sensory acceptability of different sweet potato cultivars |
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| المؤلفون: | Ana Flávia de Oliveira, Jaqueline Machado Soares, Érica Caroline da Silva, Paulo Sergio Loubet Filho, Camila Jordão Candido, Luane Aparecida do Amaral, Elisvânia Freitas dos Santos, Juliano Tadeu Vilela de Resende, Kélin Schwarz, Daiana Novello |
| المصدر: | Semina: Ciências Agrárias, Vol 40, Iss 3, Pp 1127-1138 (2019) |
| بيانات النشر: | Universidade Estadual de Londrina, 2019. |
| سنة النشر: | 2019 |
| المجموعة: | LCC:Agriculture (General) |
| مصطلحات موضوعية: | Genotypes, Ipomoea batatas, Tuberous root., Agriculture (General), S1-972 |
| الوصف: | The aim of the study was to evaluate the chemical, physical and nutritional composition and sensory acceptability of different sweet potato cultivars to classify the best genotypes for human consumption. We evaluated ten genotypes extracted from the Germplasm bank of Midwest State University, Brazil. The cultivars were evaluated regarding their sensory acceptability and chemical (reducing sugar; nonreducing sugar; total sugar; pH; total soluble solids; titratable acidity; total soluble solids/titratable acidity ratio; and instrumental colour) and nutritional composition (moisture; ash; protein; lipid; carbohydrate; energy value; total carotenoid; and ascorbic acid). Greater scores (p < 0.05) for overall acceptance were obtained for the white pulp genotypes Amorano, Júlia, UGA 45, and UGA 49. There was a statistical difference (p < 0.05) in the chemical and nutritional composition of sweet potatoes, except for the pH values. Generally, tuber have a light colour (values of L* greater than 50) with a yellow shade (b*) and green subshade (negative a* values). The exception was noticed in the UGA 34 genotype, which presented a higher red shade (positive a* value) and a yellow subshade. The cultivars more indicated for human consumption were the UGA 34 (favorable nutritional profile), UGA 45 (better acceptability and favorable chemical and nutritional composition), and Amorano (better acceptability and favorable chemical composition). On the other hand, the UGA 29 genotype may be characterized as the less appropriated for consumption. That, due to its less acceptance from the consumers and an inferior chemical and nutritional characterization. We conclude that the Brazilian sweet potato cultivars more indicated for human consumption are the UGA 34, UGA 45 and Amorano, considering that present more favorable chemical, nutritional and sensory acceptability characteristics. The UGA 29 genotype may be characterized as less recommended for consumption. |
| نوع الوثيقة: | article |
| وصف الملف: | electronic resource |
| اللغة: | English Portuguese |
| تدمد: | 1676-546X 1679-0359 71068686 |
| Relation: | http://www.uel.br/revistas/uel/index.php/semagrarias/article/view/34227; https://doaj.org/toc/1676-546X; https://doaj.org/toc/1679-0359 |
| DOI: | 10.5433/1679-0359.2019v40n3p1127 |
| URL الوصول: | https://doaj.org/article/11e71068686e4ab28069ccf9fe038e19 |
| رقم الانضمام: | edsdoj.11e71068686e4ab28069ccf9fe038e19 |
| قاعدة البيانات: | Directory of Open Access Journals |
Full Text Finder | تدمد: | 1676546X 16790359 71068686 |
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| DOI: | 10.5433/1679-0359.2019v40n3p1127 |