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Browsing by Author "Schonfeldt, H.C. (Hettie Carina)"
Now showing items 1-20 of 67
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Schonfeldt, H.C. (Hettie Carina); Hall, Nicolette Gibson; Pretorius, Beulah (Elsevier, 2019-10)Sport supplements classified as foods (and not as medicine) must contain specified amounts and qualities of protein before a prescribed list of health-benefit claims may be made on labels or in marketing activities. The ...
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Pretorius, Beulah; Otto, Margot; Schonfeldt, H.C. (Hettie Carina) (Wiley, 2023-08)Bambara groundnut (BG) (Vigna subterranean) is an underutilized, indigenous crop in South Africa that has nutritional and associated health benefits. Decreasing the antinutrients in food sources can potentially increase the ...
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Smith, Marie F.; Leighton, Christine S. (Christina Stephanie); Morey, Liesl; Schonfeldt, H.C. (Hettie Carina) (South African Society of Crop Production/ Soil Science Society of South Africa/ South African Weed Science Society/ South African Society for Horticultural Sciences, 2009-01)Partial Least Squares regression (PLS) was used to understand the relationship between 15 sensory attributes of potatoes boiled in their skins as dependent variables (Y), and six objective (chemical and physical) measurements ...
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Attitudes and acceptance of South African urban consumers towards genetically modified white maize Vermeulen, Hester; Kirsten, Johann F.; Doyer, O.T.; Schonfeldt, H.C. (Hettie Carina) (Agricultural Economics Association of South Africa, 2005-03)The introduction of genetically modified (GM) food products to food markets around the world, has led to considerable controversy. In many cases consumer attitudes and perceptions of GM food products were revealed as fears, ...
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Schonfeldt, H.C. (Hettie Carina); Hall, Nicolette Gibson (Elsevier, 2013-03)Capacity building in food and nutrition involves more than formal training and individual development. Such a process is long term and continues, requiring lasting mentorship, coaching and leadership development, including ...
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Hall, Nicolette Gibson; Schonfeldt, H.C. (Hettie Carina); Pretorius, Beulah (South African Society for Animal Science, 2015-08-11)Red meat often evokes a wide array of complex and contradictory arguments. It is viewed as the most expensive component of any diet, supplying many essential nutrients as part of a healthy, prudent eating plan. Yet, red ...
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Mokori, Alex; Schonfeldt, H.C. (Hettie Carina); Hendriks, Sheryl L. (Medpharm Publications, NISC (Pty) Ltd, Taylor & Francis, and Informa business, 2016)OBJECTIVES : The objective of the study was to identify child factors that influenced complementary feeding practices in 2006 and 2011 in Uganda. DESIGN : Trend analysis of Uganda Demographic and Health Surveys (UDHS) ...
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Pretorius, Beulah; Schonfeldt, H.C. (Hettie Carina) (Elsevier, 2021-05)Dietary fats may affect blood lipid levels and the development of cardiovascular diseases. Offal, may contribute to food security in marginalised communities and information on the contribution to dietary fat intake is ...
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Booysen, Laryssa; Viljoen, Annemarie T.; Schonfeldt, H.C. (Hettie Carina) (Wiley-Blackwell, 2013-02)BACKGROUND : Limited scientific information is available on the eating quality of potato cultivars in South Africa. This study aimed to determine, describe and compare the eating quality of three potato cultivars from two ...
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Khumalo, Teclah Paul; Schonfeldt, H.C. (Hettie Carina); Vermeulen, Hester (Routledge, 2011)This study examined the acceptability and perceptions of traditionally prepared maize meal porridge, cooked from commercial roller-mill white maize meal and hammer-mill white and yellow maize meal (with and without fibre), ...
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Schonfeldt, H.C. (Hettie Carina); Hall, Nicolette Gibson (Elsevier, 2012-07)This paper first presents food quality trends observed in the international context and the manifestation of these and other trends within the food industry. From a consumer perspective, improved knowledge on the composition ...
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Vermeulen, Hester; Schonfeldt, H.C. (Hettie Carina); Pretorius, Beulah (South African Society for Animal Science, 2015-08-11)The South African consumer market is characterised by socio-economic and cultural diversity. Food expenditure patterns, behaviour and preferences differ significantly between the various socio-economic sub-groups. Packaging ...
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Pieterse, Elaine; Millan, Elena; Schonfeldt, H.C. (Hettie Carina) (Emerald, 2023)PURPOSE : Edible flowers have traditionally been consumed for their nutritional and medicinal properties. Aponogeton distachyos is an aquatic flowering plant native to the Western Cape of South Africa (SA) that used to be ...
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Pretorius, Beulah; Schonfeldt, H.C. (Hettie Carina) (Elsevier, 2018-01)Consumption of processed meats is reported to be the second largest contributor to total dietary sodium intake. This study aims to describe the contribution of commonly consumed processed pork products to total salt intake. ...
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Rajput, Innike; Schonfeldt, H.C. (Hettie Carina); Kruger, Rozanne (Academic Journals, 2012-08-28)This study aims to design an educational framework based on the utilization cycle as a food-based strategy, integrating both agricultural and nutritional components, and also to empower people to improve their food security ...
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Schonfeldt, H.C. (Hettie Carina); Hall, Nicolette Gibson (Elsevier, 2011-06)Iron deficiency is the most common and widespread nutritional disorder in the world. Consuming foods rich in dietary iron (high in both content and availability) is an effective way to alleviate iron deficiency. Iron from ...
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Gibson, Nicolette; Schonfeldt, H.C. (Hettie Carina); Pretorius, Beulah (Elsevier, 2011-06)The glycemic index (GI) is a measurement used to classify foods according to their potential for raising blood glucose levels. The GI of a foodstuff is generally measured by determining the increment in blood glucose ...
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Schonfeldt, H.C. (Hettie Carina); Hall, Nicolette Gibson (Cambridge University Press, 2012-10-30)The WHO (2007) Technical Report on protein and amino acid requirements in human nutrition states that the best estimate for a population average requirement is 105mg nitrogen/kg body weight per day, or 0•66 g protein/kg ...
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Schonfeldt, H.C. (Hettie Carina); Strydom, P.E. (Phillip Evert) (Elsevier, 2011-03)The juiciness and flavour characteristics of 15 aged primal beef cuts of electrically stimulated carcasses, from three different age groups, were assessed (n = 61). Cooking losses were determined and proximate analyses ...
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Schonfeldt, H.C. (Hettie Carina); Strydom, P.E. (Phillip Evert) (Elsevier, 2011-03)The tenderness characteristics of 15 primal cuts of beef of three different age groups were assessed, and the most reliable cut to predict carcass tenderness was determined. Fifteen wholesale cuts from each age group, ...
Now showing items 1-20 of 67