Rayong 1 |
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Selected among local varieties. 1975 Released by the Dep. of Agriculture, Ministry of Agriculture and Co-operative |
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Description |
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– High yield |
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– Good plant type |
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– 2.0-3.0 M tall |
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– Silver green stem |
– 0-2 level of branch |
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– Root with white flesh and brown skin |
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Recommendation Low starch content |
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Rayong 2 |
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MCOL 113 x MCOL 22. 1984 Released by the Dep. of Agriculture, Ministry of Agriculture and Co-operative |
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Description |
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– Moderately high yield (19 t/ha) |
– Low starch content (14%) |
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– 1.8-2.2 M tall. |
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– Silver green stem |
– Dark green mature leaf |
– High carotene & vitamin A |
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– Root with yellow flesh and brown skin |
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Recommendation Sweet type, for human consumption |
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Rayong 3 |
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MMEX 55 x MVEN 307. 1983 Released by the Dep. of Agriculture, Ministry of Agriculture and Co-operative |
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Description |
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– Moderately high yield(19 t/ha) |
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– High starch content (24%) |
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– 1.6-2.0 M tall |
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– 2-3 level of branch |
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– Light brown stem |
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– Light green mature leaf |
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– Root with white flesh and light brown skin |
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Recommendation Not good for planting in dry season., For industrial uses |
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Rayong 5 |
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27-77-10 x Rayong 3., 1994 Released by the Dep. of Agriculture, Ministry of Agriculture and Co-operative |
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Description |
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– High yield(25 t/ha) |
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– High starch |
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– 1.7-2.2 M tallcontent (22%) |
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– 2-3 levels of branch |
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– Brownish green stem |
– Dark green mature leaf |
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– Dark red petiole |
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– Root with white flesh and light brown skin |
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Recommendation Good for late rainy season planting as well as in rainy season., Adapted well to low input conditions., For industrial uses |
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Rayong 9 |
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CMR31-19-23x OMR29-20-118 |
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Description |
– Light green mature leaf |
– Light green pink petiole |
– Light brown stem |
– 2-2.35 M tall |
– Low branch |
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– Root with white flesh and light brown skin |
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Recommendation Best for early harvesting (12 months) |
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Rayong 60 |
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MCOL 1684 x Rayong 1. 1987 Released by the Dep. of Agriculture, Ministry of Agriculture and Co-operative |
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Description |
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– High yield(22 t/ha) |
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– Moderate starch content (19%) |
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– 1.7-2.5 M tall and erect type |
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– 0-3 level of branch. |
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– Light brown stem |
– Dark green mature leaf |
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– Root with creamy flesh and light brown skin |
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Recommendation Best for early harvesting (8 months)., For industrial uses. |
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Rayong 90 |
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CMC 76x V 43., 1991 Released by the Dep. of Agriculture, Ministry of Agriculture and Co-operative |
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Description |
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– High yield(22 t/ha)่ |
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– High starch content (22%) |
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– Plant type varied with soil condition |
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– Can be tall with less branches or short with more branches |
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– 1.6-2.0 M tall |
– 0-2 level of branch |
– Orange brown stem |
– Dark green mature leaf |
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– Root with white flesh and light brown skin |
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Recommendation Requires good management for good yields., For industrial uses |
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Rayong 72 |
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Rayong1 x Rayong 5., 2000 Released by the Dep. of Agriculture, Ministry of Agriculture and Co-operative |
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Description |
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– High yield(31 t/ha) |
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– Medium high starch content (19-22%) |
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– 1.8-2.3 M tall |
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– 0-2 level of branch |
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– Dark silver green stem |
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– Dark green mature leaf |
– Dark violet red petiole |
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– Root with white flesh and very light brown skin |
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Recommendation Adapted well to the North-east region., For industrial uses |
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Kasetsart 50 |
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Rayong 1 x Rayong 90., 1992 Released by the Dep. of Agriculture, Ministry of Agriculture and Co-operative |
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Description |
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– High yield(23 t/ha) |
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– High starch content (23%) |
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– 2.0-3.0 M tall |
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– 0-2 level of branch |
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– Silver green stem |
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– Dark violet-green mature leaf |
– Green petiole |
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– Root with white flesh and light brown skin |
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Recommendation Adapted well to low input conditions., For industrial uses. |
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