Evaluation of hazelnut and walnut oil chemical traits from conventional cultivars and native genetic resources in a non-traditional crop environment from Argentina
The oil content and oil-quality responses of several hazelnut and walnut cultivars were evaluated in a new, non-traditional crop environment in north-western Patagonia. Moreover, two Argentinean landraces were studied for the first time. Oil contents were in the ranges 66–72% (hazelnuts) and 74–79%...
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Veröffentlicht in: | European food research & technology 2020-04, Vol.246 (4), p.833-843 |
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creator | Cittadini, M. Cecilia Martín, Darío Gallo, Silvia Fuente, Gastón Bodoira, Romina Martínez, Marcela Maestri, Damián |
description | The oil content and oil-quality responses of several hazelnut and walnut cultivars were evaluated in a new, non-traditional crop environment in north-western Patagonia. Moreover, two Argentinean landraces were studied for the first time. Oil contents were in the ranges 66–72% (hazelnuts) and 74–79% (walnuts). Oleic acid predominated largely (78.4–84.4%) in hazelnut oils, whereas linoleic acid did in walnut oils (52.2–60.9%). Concentrations of individual fatty acids from the two local landraces were similar to those from most commercial cultivars grown worldwide. Total tocopherol concentrations varied largely among oils from each nut species (404–534 mg/kg, hazelnuts; 319–424 mg/kg, walnuts). All hazelnut and walnut genotypes showed good oil yield and quality traits in the crop environment evaluated as compared with data from by the USDA National Nutrient Data Base for Standard Reference. Results connected with fatty and tocopherol profiles suggest potential value for breeding purposes towards obtaining nuts and oils with enhanced oxidative stability. Overall, findings contribute in enlarging the biodiversity sources to develop new cultivars with promising marketable quality characteristics. |
doi_str_mv | 10.1007/s00217-020-03453-8 |
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Cecilia ; Martín, Darío ; Gallo, Silvia ; Fuente, Gastón ; Bodoira, Romina ; Martínez, Marcela ; Maestri, Damián</creator><creatorcontrib>Cittadini, M. Cecilia ; Martín, Darío ; Gallo, Silvia ; Fuente, Gastón ; Bodoira, Romina ; Martínez, Marcela ; Maestri, Damián</creatorcontrib><description>The oil content and oil-quality responses of several hazelnut and walnut cultivars were evaluated in a new, non-traditional crop environment in north-western Patagonia. Moreover, two Argentinean landraces were studied for the first time. Oil contents were in the ranges 66–72% (hazelnuts) and 74–79% (walnuts). Oleic acid predominated largely (78.4–84.4%) in hazelnut oils, whereas linoleic acid did in walnut oils (52.2–60.9%). Concentrations of individual fatty acids from the two local landraces were similar to those from most commercial cultivars grown worldwide. Total tocopherol concentrations varied largely among oils from each nut species (404–534 mg/kg, hazelnuts; 319–424 mg/kg, walnuts). All hazelnut and walnut genotypes showed good oil yield and quality traits in the crop environment evaluated as compared with data from by the USDA National Nutrient Data Base for Standard Reference. Results connected with fatty and tocopherol profiles suggest potential value for breeding purposes towards obtaining nuts and oils with enhanced oxidative stability. 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Cecilia</au><au>Martín, Darío</au><au>Gallo, Silvia</au><au>Fuente, Gastón</au><au>Bodoira, Romina</au><au>Martínez, Marcela</au><au>Maestri, Damián</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Evaluation of hazelnut and walnut oil chemical traits from conventional cultivars and native genetic resources in a non-traditional crop environment from Argentina</atitle><jtitle>European food research & technology</jtitle><stitle>Eur Food Res Technol</stitle><date>2020-04-01</date><risdate>2020</risdate><volume>246</volume><issue>4</issue><spage>833</spage><epage>843</epage><pages>833-843</pages><issn>1438-2377</issn><eissn>1438-2385</eissn><abstract>The oil content and oil-quality responses of several hazelnut and walnut cultivars were evaluated in a new, non-traditional crop environment in north-western Patagonia. Moreover, two Argentinean landraces were studied for the first time. Oil contents were in the ranges 66–72% (hazelnuts) and 74–79% (walnuts). Oleic acid predominated largely (78.4–84.4%) in hazelnut oils, whereas linoleic acid did in walnut oils (52.2–60.9%). Concentrations of individual fatty acids from the two local landraces were similar to those from most commercial cultivars grown worldwide. Total tocopherol concentrations varied largely among oils from each nut species (404–534 mg/kg, hazelnuts; 319–424 mg/kg, walnuts). All hazelnut and walnut genotypes showed good oil yield and quality traits in the crop environment evaluated as compared with data from by the USDA National Nutrient Data Base for Standard Reference. Results connected with fatty and tocopherol profiles suggest potential value for breeding purposes towards obtaining nuts and oils with enhanced oxidative stability. Overall, findings contribute in enlarging the biodiversity sources to develop new cultivars with promising marketable quality characteristics.</abstract><cop>Berlin/Heidelberg</cop><pub>Springer Berlin Heidelberg</pub><doi>10.1007/s00217-020-03453-8</doi><tpages>11</tpages></addata></record> |
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subjects | Agriculture Analytical Chemistry Biodiversity Biotechnology Chemistry Chemistry and Materials Science Crops Cultivars Fatty acids Food Science Forestry Genetic resources Genotypes Hazelnuts Linoleic acid Nuts Oils & fats Oleic acid Original Paper Plant breeding Tocopherol Walnuts |
title | Evaluation of hazelnut and walnut oil chemical traits from conventional cultivars and native genetic resources in a non-traditional crop environment from Argentina |
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