Sweet Potato: An Untapped Food ResourceThis book reviews the current knowledge about the varied aspects of the sweet potato as a human food and animal feedstuff. In an introductory chapter, the historical spread of the crop from its site of origin in South America is briefly described followed by a general description of the plant and its present production trends. Examination of the chemical composition of the sweet potato and analysis of its nutritional value emphasize the important role that the sweet potato might play in combating vitamin A deficiency diseases. Effects of toxic factors and anti-nutritional components are also considered. Descriptions of curing, storage, and cooking methods are complemented by a discussion of their effects on composition and nutritional value. A description of the ways in which the sweet potato can be processed or incorporated into a wide variety of products will be of particular value to researchers. The use of both roots and vines as animal feed are thoroughly reviewed, followed by a discussion of the possibilities and problems associated with enhanced consumption and utilization. |
Contents
Consumption and utilization patterns | 8 |
Sweet potato past and present | 15 |
1 | 25 |
13 | 34 |
18 | 41 |
Chemical composition | 102 |
The nutritional value of sweet potato roots | 118 |
Tops | 145 |
Agronomic aspects | 415 |
Poultry | 436 |
Cattle and other ruminants | 445 |
Aquaculture | 454 |
References | 464 |
A typology of sweet potato consumption | 475 |
Differences within countries | 483 |
Survey results on consumption and utilization | 575 |
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Common terms and phrases
Agric alpha-amylase amino acids amylase anthocyanins ascorbic acid AVRDC baked beta-carotene boiled Bradbury carbohydrate carotene carotenoids cassava China composition concentration consumption content of sweet cooking corn cultivars curing decreased dehydrated diet dietary fibre digestibility dried sweet potato dry matter effect energy enzymes Figure flakes flavour Food Chem Food Sci fresh roots g fwb harvest increased International Potato Center ipomeamarone Ipomoea batatas Japan levels lipid losses lysine meal niacin nitrogen noodles nutrients nutritional value Papua New Guinea pectin peeled percentage Philippines pigs plant potato Ipomoea batatas processing protein content provitamin Purcell riboflavin roots and tubers samples significantly silage storage stored sugar sweet potato chips sweet potato flour sweet potato Ipomoea sweet potato leaves sweet potato production sweet potato roots sweet potato starch sweet potato vines Table Taiwan temperature thiamin total protein tropical root crops trypsin inhibitor utilization vegetables Villareal vitamin weight