Collection and Evaluation of Local Thai Rice Varieties （ Oryza sativa L. ）  

作　　者：Praprut Promsomboon Sutunya Promsomboon 

机构地区：[1]Department of Plant Production Technology, Faculty of Agriculture and Natural resource, Rajamangala University of Technology Tawan-Ok, Bangpra Campus, Bangpra, Sriracha, Chonburi province 20110, Thailand [2]Department of Biotechnology, Faculty of Science and Tecnology, Rajamangala University of Technology Tawan-Ok, Bangpra Campus, Bangpra, Sriracha, Chonburi province 20110, Thailand

出　　处：《Journal of Life Sciences》2016年第8期371-374,共4页生命科学（英文版）

摘　　要：This study explored the biodiversity in Local Thai rice Varieties （Oryza sativa L.） during May 2011 to March 2013 by conducting surveys and collecting rice varieties from 4 regions of Thailand. There are altogether 89 varieties of local rice which include 16 in Central region, 12 in Northern region, 23 in Northeastern region, and 38 in Southern region. Among them are of 2 types： 21 varieties of glutinous rice and 68 varieties of non-glutinous rice. Ecological classification suggested 72 varieties of lowland rice, 10 varieties of upland rice, and 7 varieties of floating rice. These varieties of rice were cultivated in the farmer fields of Nongbondaeng sub-district in Banbueng district of Chonburi province during the rainy season and off season between 2011 and 2013 and to capture their agricultural descriptors. Results revealed germination and seedling growth in 33 varieties. The Unknow 2 variety yields maximum weight of 6.47 grams per panicle, while Sor.6 Chumpae variety gives minimum weight of 0.85 grams per panicle. Aye Khong produces highest number of 317 filled grains per panicle, while the lowest is Sewkliang with 5 filled grains per panicle. Gumrai gives biggest size of seed of 0.47 × 1.01 mm, while Sangyod gives smallest size of 0.19 × 0.97 mm.

关 键 词：COLLECTION EVALUATION local Thai rice varieties 

分 类 号：Q[生物学]