Color and β-carotene Content in Sweet Potatoes, Raw and Cooked, Stored in Uruguay

In Uruguay, the sweet potato (Ipomoea batata, Lam.) is a commonly used vegetable in the diet of the population. In the last ten years there has been a change in the varieties available in the market with different agronomic, conservation and quality characteristics, being of interest to revalue the local production from the nutritional point of view. The aim of this work was to study the evolution of specific gravity, total soluble solids, pulp color (L *, Hue, Croma), dry matter and β-carotene in raw and cooked pulp of five cultivars of sweet potatoes. The genetic material evaluated in four moments of conservation (April, June, July and September) were INIAArapey, Beauregard, INIAE9227, MoradaCRS and MoradaBlanco. INIAE9227 and Beauregard varieties (organge pulp), when cooked, had the highest content of β-carotene during the study period (12.17 and 8.59 mg/100 g fresh weight respectively). The other cultivars, with values ranging from 0.20 to 0.34 mg β-carotene /100 g fresh weight, did not differ among themselves when cooked. There was high correlation (r = 0.89) in cooked samples between orange tone and content of β-carotene. An intake of 100 g of cooked orange pulp cultivars, Beauregard and INIAE9227, would provide at least 80% of the daily requirement of β-carotene of and adult and 1.7 to 2.5 times the daily requirement of a child.

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Main Authors: Zaccari, Fernanda, Galietta, Giovanni, Soto, Beatriz, Las, Roxana
Format: Digital revista
Language:spa
Published: Coeditada entre Facultad de Agronomía - Udelar y el Instituto Nacional de Investigación Agropecuaria (INIA) 2012
Online Access:https://agrocienciauruguay.uy/index.php/agrociencia/article/view/566
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spelling oai:oai.agrocienciauruguay.uy:article-5662023-12-26T16:37:35Z Color and β-carotene Content in Sweet Potatoes, Raw and Cooked, Stored in Uruguay Color y contenido de β-carotenos en boniatos, crudos y cocidos, durante su almacenamiento en Uruguay Zaccari, Fernanda Galietta, Giovanni Soto, Beatriz Las, Roxana β-carotene Ipomoea batata cooked pulp postharvest β-carotenos Ipomoea batata pulpa cocida postcosecha In Uruguay, the sweet potato (Ipomoea batata, Lam.) is a commonly used vegetable in the diet of the population. In the last ten years there has been a change in the varieties available in the market with different agronomic, conservation and quality characteristics, being of interest to revalue the local production from the nutritional point of view. The aim of this work was to study the evolution of specific gravity, total soluble solids, pulp color (L *, Hue, Croma), dry matter and β-carotene in raw and cooked pulp of five cultivars of sweet potatoes. The genetic material evaluated in four moments of conservation (April, June, July and September) were INIAArapey, Beauregard, INIAE9227, MoradaCRS and MoradaBlanco. INIAE9227 and Beauregard varieties (organge pulp), when cooked, had the highest content of β-carotene during the study period (12.17 and 8.59 mg/100 g fresh weight respectively). The other cultivars, with values ranging from 0.20 to 0.34 mg β-carotene /100 g fresh weight, did not differ among themselves when cooked. There was high correlation (r = 0.89) in cooked samples between orange tone and content of β-carotene. An intake of 100 g of cooked orange pulp cultivars, Beauregard and INIAE9227, would provide at least 80% of the daily requirement of β-carotene of and adult and 1.7 to 2.5 times the daily requirement of a child. En Uruguay el boniato (Ipomoea batata, Lam.) es una de las hortalizas de uso común en la alimentación de la población. En estos últimos diez años ha habido un cambio en las variedades disponibles en el mercado con diferentes características agronómicas, de conservación y calidad, siendo de interés revalorizar la producción local desde el punto de vista nutricional. El objetivo de este trabajo fue estudiar la evolución del peso específico, sólidos solubles totales, color de pulpa (L*, hue, Croma), contenido de materia seca y β-carotenos en pulpa cruda y cocida de cinco cultivares de boniatos. Los materiales genéticos evaluados en cuatro momentos de la conservación (abril, junio, julio y setiembre) fueron INIAArapey, Beauregard, INIAE9227, MoradaCRS y MoradaBlanco. Los cultivares INIAE9227 y Beauregard, con pulpa anaranjada, cocidos, tuvieron el mayor contenido de β-carotenos en el período estudiado (12,17 y 8,59 mg/100 g peso fresco respectivamente). Los otros cultivares cocidos, con valores que oscilan entre 0,20 a 0,34 mg β-carotenos /100 g peso fresco, no se diferenciaron entre sí . Se encontró una alta correlación (r=0,89) en las muestras cocidas entre el tono de color anaranjado y el contenido de β-carotenos. El consumo de 100 g de pulpa cocida de INIAE9227 y Beauregard estaría aportando al menos el 80% del requerimiento diario de β-carotenos de un adulto y 1,7 a 2,5 veces el requerimiento diario de un niño. Coeditada entre Facultad de Agronomía - Udelar y el Instituto Nacional de Investigación Agropecuaria (INIA) 2012-06-01 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion application/pdf https://agrocienciauruguay.uy/index.php/agrociencia/article/view/566 10.31285/AGRO.16.566 Agrociencia Uruguay; Vol. 16 No. 1 (2012); 24- 32 Agrociencia Uruguay; Vol. 16 Núm. 1 (2012); 24- 32 Agrociencia Uruguay; v. 16 n. 1 (2012); 24- 32 2730-5066 spa https://agrocienciauruguay.uy/index.php/agrociencia/article/view/566/576 Copyright (c) 2021 Agrociencia Uruguay https://creativecommons.org/licenses/by/4.0
institution UDELAR
collection OJS
country Uruguay
countrycode UY
component Revista
access En linea
databasecode rev-agrociencia-uy
tag revista
region America del Sur
libraryname Biblioteca de la Facultad de Agronomía de la UDELAR de UY
language spa
format Digital
author Zaccari, Fernanda
Galietta, Giovanni
Soto, Beatriz
Las, Roxana
spellingShingle Zaccari, Fernanda
Galietta, Giovanni
Soto, Beatriz
Las, Roxana
Color and β-carotene Content in Sweet Potatoes, Raw and Cooked, Stored in Uruguay
author_facet Zaccari, Fernanda
Galietta, Giovanni
Soto, Beatriz
Las, Roxana
author_sort Zaccari, Fernanda
title Color and β-carotene Content in Sweet Potatoes, Raw and Cooked, Stored in Uruguay
title_short Color and β-carotene Content in Sweet Potatoes, Raw and Cooked, Stored in Uruguay
title_full Color and β-carotene Content in Sweet Potatoes, Raw and Cooked, Stored in Uruguay
title_fullStr Color and β-carotene Content in Sweet Potatoes, Raw and Cooked, Stored in Uruguay
title_full_unstemmed Color and β-carotene Content in Sweet Potatoes, Raw and Cooked, Stored in Uruguay
title_sort color and β-carotene content in sweet potatoes, raw and cooked, stored in uruguay
description In Uruguay, the sweet potato (Ipomoea batata, Lam.) is a commonly used vegetable in the diet of the population. In the last ten years there has been a change in the varieties available in the market with different agronomic, conservation and quality characteristics, being of interest to revalue the local production from the nutritional point of view. The aim of this work was to study the evolution of specific gravity, total soluble solids, pulp color (L *, Hue, Croma), dry matter and β-carotene in raw and cooked pulp of five cultivars of sweet potatoes. The genetic material evaluated in four moments of conservation (April, June, July and September) were INIAArapey, Beauregard, INIAE9227, MoradaCRS and MoradaBlanco. INIAE9227 and Beauregard varieties (organge pulp), when cooked, had the highest content of β-carotene during the study period (12.17 and 8.59 mg/100 g fresh weight respectively). The other cultivars, with values ranging from 0.20 to 0.34 mg β-carotene /100 g fresh weight, did not differ among themselves when cooked. There was high correlation (r = 0.89) in cooked samples between orange tone and content of β-carotene. An intake of 100 g of cooked orange pulp cultivars, Beauregard and INIAE9227, would provide at least 80% of the daily requirement of β-carotene of and adult and 1.7 to 2.5 times the daily requirement of a child.
publisher Coeditada entre Facultad de Agronomía - Udelar y el Instituto Nacional de Investigación Agropecuaria (INIA)
publishDate 2012
url https://agrocienciauruguay.uy/index.php/agrociencia/article/view/566
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