In 2012, sweet potato gross value has dropped by 7. Pdf on apr 30, 2017, mary orinda and others published analysis of the determinants of sweet potato value addition by small holder farmers. More and more consumers are finding this is an easy, quick solution with a healthy kick. Sweet potato value addition techniques practiced by the smallholder sweet potato. Value added sweet potatoes produce business magazine. Mashed sweet potato also makes a fantastic addition to desserts and goodies, from nobake cookies to brownies, pudding, and of course, the classic fall favorite, sweet potato pie. Its large, starchy, sweettasting, tuberous roots are a root vegetable. Pdf analysis of the determinants of sweet potato value addition by. The only solution to help farmers earn more was by adding value to the sweet potatoes. Orangefleshed cultivars in particular have immense potential to improve household income and nutrition in subsaharan africa. Sweet potato value addition has become an increasingly important aspect in improving the diversification in its production and expanding the unexploited market amongst consumers. Sustainable potato production food and agriculture. Currently, more than 99% of the total production of cassava and sweet potato.
Orangefleshed sweet potatoes are nutritious the organic. Sweet potato value addition is increasingly being popularized among producers due to its potential to reduce wastage, increase market access and fetch optimal prices. The third page of the document can be copied as many times as you need depending on how long your class project lasts. Determinants of sweet potato value addition among smallholder farming households in kwara state, nigeria. Lowcost technologies for value addition of orange fleshed. Nutritional value of sweet potato sweet potatoes are a rich source of fibre as well as containing an array of vitamins and minerals including iron, calcium, selenium, and theyre a good source of most of our b. Dried sweet potato chips can be stored for up to six months when packaged in airtight, strong, black plastic bags.
Other producers are also having success with valueadded sweet potatoes that offer greater convenience. In addition, sweet potato is receiving increased attention as a rich source of vitamin a 3, 2. Professor leigh anderson, principal investigator associate. Order sweet potato diseasetested materials pdf research on sweet potato include the following areas. In addition, women development groups leaders and farmers received training on different sweet potato food recipe preparation, nutritional value and agroprocessing techniques of ofsp which will increase the knowledge level of the target group society on the cultivation and relevance of the crop in mitigating vitamin a deficiency. Limitations and processing technologies of sweet potato. The sweet potato or sweetpotato ipomoea batatas is a dicotyledonous plant that belongs to the bindweed or morning glory family, convolvulaceae. The role of orange fleshed sweet potato ipomea batatas.
Sweet potato prices had drastically dropped due to a sweet potatoes glut in the market. Results showed that sweet potato dietary fiber had high purity, good physicochemical and functional properties and exhibited better fat and glucose regulation. Pdf on apr 30, 2017, mary orinda and others published analysis of the determinants of sweet potato value addition by small holder farmers in kenya find, read and cite all the research you need. Root and tuber crops cassava, yam, potato and sweet potato. Microventures market linkages project microventures market linkages project objective sustainable trade project the purpose of this report is ficato present a value chain analysis vca of three commodities, contributenamely tomato, onion and irish potato, in. Pdf evaluation of effects of value addition in sweet.
Lam is the sixth most important food crop in the world, and new uses for this crop have been identified. Box 53620115, egerton, kenya abstract sweet potato value addition is increasingly being popularized among. Chemical composition of sweet potato ipomea batatas lam dishes as consumed in kwara state, nigeria 4 international food research journal 17. There is new emphasis by most organizations as well as governments to focus on the whole value chain from production to markets. Sweet potato value addition has become an increasingly important aspect in improving the diversification in its production and expanding the unexploited market. The young leaves and shoots are sometimes eaten as greens. Value addition and markets 63 farmers health, safety and welfare 65 section 4 implications for policy and research 67 building support at policy level 69 research for development agenda 71 partnerships for policy and research 75 section 5 potato fact sheets 77 potato and biodiversity 78 production of diseasefree seed tubers 80 potato pest. Martins effect of age of planting material onyields of sweet potato from cuttings, tropical root and tuber crops newsletter 15. Sweet potato nutrition health benefits of sweet potatoes. The sweet potato is commonly thought to be a type of potato solanum tuberosum but does not belong to the nightshade. Determinants of sweet potato value addition among smallholder farming households in kwara state, nigeria 18 becomes imperative to process sweet potato into storable products ndunguru, 2003. Analysis of the determinants of sweet potato value. Sweet potato technical manual 4 est diversity of sweet potato germplasm is in columbia, ecuador, guatemala and peru. Furthermore, membership of association extension visits and access to credit significantly increased farmers level of value addition to sweet potato by 1.
Structure of sweet potato ipomoea batatas diversity in. However, the sweet potato value chain spvc is not welldeveloped in many producing countries. Sweet potatoes gained some popularity as a lowercarb potato in the early 2000s. Determinants of sweet potato value addition among smallholder. Despite these documented benefits, smallholder sweet potato producers in kenya have not implemented value addition widely. In addition to their nutritional value, sweet potatoes contain properties that may lower the risk of type 2 diabetes. Are sweet potatoes a healthy food choice if you have diabetes. Specifically, the chapter describes the role of the sweet potato in human diets. Pdf analysis of the determinants of sweet potato value.
Key challenges currently, potato production levels in njombe sit at a third of their potential, primarily due to low availability and use of quality seed, as well as limited knowledge of gap. The potato value chain in bhutan 55 constraints of potato seed production in developing countries 61 terminal markets as the fundamental driver for seed potato 71 postharvest research to respond to constraints in the potato value chain. In addition, application of sweet potato dietary fiber in staple food, beverage, meat products, and functional foods are introduced. The new varieties of orangefleshed sweet potatoes are highly productive when compared to local varieties, sometimes by up to 50% and are early maturing, meaning they can be grown twice in a year. Hence, this study was carried out to assess value addition of sweet potato ipomoea batatas. The moistfleshed potato is sometimes referred to as a yam and the dryfleshed as a sweetpotato. Despite these documented benefits, smallholder sweet potato producers in kenya have.
The following guidelines help farmers to grow sweet potatoes. Everything you ever wanted to know about sweetpotato. Land should be prepared before the beginning of the rains. Unlike the southeast asian countries and india, china, which is the largest producer of sweet potato, also utilizes a major part of its production for animal feed purposes. Pdf analysis of the determinants of sweet potato value addition. Sweet potato has gained prominence due to its ability to adapt to wide production ecologies and yield response to minimal external inputs. Although the terms yam and sweet potato are used interchangeably, there are many differences between the sweet potato vs yam in terms of taste, appearance and nutrition. Farmers can earn more by adding value to sweet potato. Chemical composition of sweet potato ipomea batatas lam. The aggregate value of yam, cassava, potato and sweet potato exceeds all other african staple crops, and is much higher than the value of cereal crops cereals annually producing on average 169 million tons from 108 million ha of land. Our individual microwave sweet potatoes are growing daily, reveals mike kemp, business analyst for market fresh, in nixa, mo. Weekly journal that can be used with a grow a sweet potato in a cup class project.
Botanically, the sweet potato belongs to the bindweed or morning glory family, whereas the white potato sits in the nightshade family. Different methods of potato value addition at the dutch pavilion during the eldoret trade fair. Age of cultivars varieties cutting means months gem miguela chipper bonara for ages tuber weight per plant kg 2 1. This publication is also available in electronic pdf format from the institutes web site. Beginning with potato nutrition facts and ending with a monthly calendar of ideas for news features, newsletters and blog posts, these pages are brimming with historical potato. Evaluation of effects of value addition in sweet potatoes on farm. For many years, the varieties hanna and golden sweet sometimes also called hanna gold were the main dryfleshed types grown.
Homa bay county is among the leading areas of production in kenya due to its favorable land conditions and rainfall patterns that enables sweet potato to thrive well in the region. This study analyzed the factors influencing value addition and extent of value addition by smallholder. Potato value chain analysis and development in ethiopia case of tigray and snnp regions reported by bezabih emana and mengistu nigussie financial support by usaid october 2011 international potato center cipethiopia, co ilri, p. This handbook is a compilation of allthingspotato as it relates to nutrition research and more. Sweet potatoes are an easytoprepare root vegetable, filled with vitamins, minerals, fiber, and healthpromoting phytonutrients. Farmers have the option of adding value to their sweet potatoes to fetch optimal prices. More consumer familiarity with fresh sweet potatoes and increases in sweet potato fry consumption contribute to the increase. Sweet potato production in uganda uganda is the largest producer of sweet potato in africa and the sweet potato ranks third in importance as a stable food after bananas and cassava.
519 36 411 1321 84 1491 585 1097 757 1437 1133 246 1531 1454 1163 814 121 453 1316 73 726 185 21 126 470 438 289 58 1498 571 910 902 594 297