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22 Cards in this Set
- Front
- Back
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Scientific name for sweet Potato is ..... |
Ipomea batatas |
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TwI name .........A Ewe name ........B Hausa name ....C |
A...Ntomo B...Anago C...Dankali |
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Sweet Potato originated from |
South America Central America Mexico
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S.Potato is notobly produce in...... |
Mali Senegal sierra Leon Cote d'Ivoire Ghana(important crop regarded as supplements to main staple foods) |
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Describe sweet Potato plant |
1. Herbaceous , perennial vine cultivated as annual for it's taburous root. 2.has large white to puple funnel shape solitary flowers borned in cymose inflorescence 3. simple leaves vary in shape and size. may be ovate and entire or very dissected |
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most cultivated potato is the one with..... |
trailing habits, slender stems and moderately widely spaced leaves |
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difference between potato and yam and cocoyam is |
edible portion of potato is the root and that of yam and cocoyam are the enlarge stems |
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cultivars vary in |
Shape (from long and spindle shape to almost spherical ) and size of root colour( White through yellow , brown, pink , purple to red)
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how are the tuberous root which is economic interest produced? |
secondary thickening of adventious root |
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it is possible to obtain 20-30 roots from single planted set. True/false |
false |
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how do we obtain successive harvesting of root of sweet Potato? |
Earthening up the stem after each harvest |
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Sweet Potato in West Africa Located in ......A..... S.Potato in Ghana concentrated in..B |
A....Savanna belt B.....1)Upper west , Upper East and Northern region . 2) Northern part of volta Region 3)coastal Savanna zone 4) Ada- Sege areas in G. Accra
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optimum rainfall for cocoyam is |
750 -1200mm |
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When does yield reduced? |
draught at tuberous root initiation |
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effect of too much rainfall at the latter part of S.Potato is....... |
heavy grow of vines and foliage at expense of roots development |
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low humidity is important at which stage of S.potato stage |
at muturity |
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soil for sweet potato is ......... |
sandy loan rich in O.M with permeable sub-soil |
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pH for idea soil for Sweet Potato is |
5.5 to 6.5 |
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the difference of the varieties of cocoyam is based on |
difference in texture , colour and palatability |
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Feature of cultivars with red skin tuber produce in some area of Ghana |
1.course n fibrous texture 2.flesh is creamy white in colour 3. unpalatable 4. poorer qlty |
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feature is white skinned cultivars |
1. hard , dry and floury texture 2. flesh white to deeply yellow in colour 3.part in human diet ( sweet tubers) 4.keep their qualities |
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cultivar with soft tubers with white or orange watery flesh features |
Early maturing poor keeping qualities |
