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1.
J Food Sci Technol ; 59(5): 1912-1921, 2022 May.
Artigo em Inglês | MEDLINE | ID: mdl-35531416

RESUMO

The instant noodles were prepared with incorporation of two Egyptian quinoa seeds accessions to assess the impact of adding quinoa on cooking quality, texture properties, and organoleptic characteristics of instant noodles. Two groups of instant noodles were formulated with substituting wheat flour (72% extract) by quinoa seeds flour from red-colored SHAMS 17-2 and non-colored SHAMS 16 accessions at 10, 20, 30, 40, and 50% (w/w). The physicochemical and functional properties were determined as well as FTIR analysis was carried out. The results showed that incorporation of 10-30% quinoa seeds flour (w/w) in wheat-flour increased total polyphenol content, antioxidant activity, textural parameters, and cooking qualities without influencing the overall acceptability and instrumental color of noodles. The addition of quinoa flour donated to rapid rehydration, advanced cooking loss, water absorption, and amplified porosity. Besides, noodles with 50% of SHAMS 17-2 or SHAMS 16 shifted the FTIR spectrum of each amid in a noodle model, confirming that the phyto-complexes of quinoa seeds interacted with glutenins and/or gliadins amides of wheat flour, thus altering noodles properties. In conclusion, this work provided evidence that the red-colored quinoa seeds might be expended as a partial-ingredient for wheat-flour during instant noodles manufacturing.

2.
Front Plant Sci ; 7: 850, 2016.
Artigo em Inglês | MEDLINE | ID: mdl-27446101

RESUMO

Chenopodium quinoa Willd., a high quality grain crop, is resistant to abiotic stresses (drought, cold, and salt) and offers an optimal source of protein. Quinoa represents a symbol of crop genetic diversity across the Andean region. In recent years, this crop has undergone a major expansion outside its countries of origin. The activities carried out within the framework of the International Year of Quinoa provided a great contribution to raise awareness on the multiple benefits of quinoa as well as to its wider cultivation at the global level. FAO is actively involved in promoting and evaluating the cultivation of quinoa in 26 countries outside the Andean region with the aim to strengthen food and nutrition security. The main goal of this research is to evaluate the adaptability of selected quinoa genotypes under different environments outside the Andean region. This paper presents the preliminary results from nine countries. Field evaluations were conducted during 2013/2014 and 2014/2015 in Asia (Kyrgyzstan and Tajikistan), and the Near East and North African countries (Algeria, Egypt, Iraq, Iran, Lebanon, Mauritania, and Yemen). In each country, the trials were carried out in different locations that globally represent the diversity of 19 agrarian systems under different agro-ecological conditions. Twenty-one genotypes of quinoa were tested using the same experimental protocol in all locations consisting in a randomized complete block design (RCBD) with three replicates. Some genotypes showed higher yields and the Q18 and Q12 landraces displayed greater adaptation than others to new environmental conditions. The Q21 and Q26 landraces were evaluated with stable and satisfactory levels of yield (>1 t.ha(-1)) in each of the different trial sites. This production stability is of considerable importance especially under climate change uncertainty. While these results suggest that this Andean crop is able to grow in many different environments, social, and cultural considerations remain crucial regarding its possible introduction as a staple food in new cropping systems around the world.

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