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Naming of traditional rice varieties by farmers in the Lao PDR
Authors:S Appa Rao  C Bounphanousay  JM Schiller  AP Alcantara  MT Jackson
Institution:(1) Lao-IRRI Project, National Agriculture and Forestry Research Institute, Vientiane, Lao PDR;(2) National Agricultural Research Center, National Agriculture and Forestry Research Institute, Vientiane, Lao PDR;(3) IRRI, Genetic Resources Center, Metro, Manilla, Philippines
Abstract:The Lao Ministry of Agriculture and Forestry (MAF)and the International Rice Research Institute (IRRI)jointly collected rice germplasm in the Lao PDR between 1995 and2000. Among the 13192 samples collected, there are 3169 distinctvariety names. Sometimes, the same variety is called by differentnames by different ethnic groups; furthermore clearly differentvarieties have the same name. Lao farmers assign names to traditionalvarieties that relate to the production ecosystem, endosperm type,and maturity. The name also often indicates a variety'sparticular morphological features or other unique characteristics.Varieties are also named for plants, flowers, fruits and animals.Resistance to or tolerance for commonly occurring stress factors likedrought, floods, lodging, birds, weeds and adaptation to soils arealso reflected in some rice variety names. Use of this informationcan help select germplasm for rice improvement.
Keywords:Diversity  Indigenous knowledge  Oryza  Rice  Variety names
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