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  1. 紀要論文
  2. 琉球大学農家政工学部学術報告
  3. 7号
  1. 部局別インデックス
  2. 工学部

沖縄在来稲の分類に関する研究 : 第1報 形態的・生態的特性による分類

http://hdl.handle.net/20.500.12000/25037
http://hdl.handle.net/20.500.12000/25037
93277fac-0e4c-4e14-bc84-32ccbdd7ffb3
名前 / ファイル ライセンス アクション
No7p147.pdf No7p147.pdf
Item type デフォルトアイテムタイプ(フル)(1)
公開日 2012-08-06
タイトル
タイトル 沖縄在来稲の分類に関する研究 : 第1報 形態的・生態的特性による分類
言語 ja
タイトル
タイトル Studies on the classification of Okinawan local rice varieties. 1. On the morphological and ecological characteristics.
言語 en
作成者 永松, 土巳

× 永松, 土巳

ja 永松, 土巳

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新城, 長有

× 新城, 長有

ja 新城, 長有

Search repository
Nagamatsu, Tsutsumi

× Nagamatsu, Tsutsumi

en Nagamatsu, Tsutsumi

Search repository
Shinjo, Choyu

× Shinjo, Choyu

en Shinjo, Choyu

Search repository
アクセス権
アクセス権 open access
アクセス権URI http://purl.org/coar/access_right/c_abf2
内容記述
内容記述タイプ Other
内容記述 1) Seventeen varieties of Okinawan local rice were compared with every analyzed ecotype with respect to 16 morphological and ecological characteristics. 2) The local rice varieties were divided into two groups, 1st group (Japonica) and 2nd group (Indica), by combining 3 characters which were differentiated by phenol reaction, easiness of endosperm destruction and existence of awn. The 1st group was, again, divided into 3 minor groups of a, b and c, and 2nd group into 2 groups of a and b. Existence of Japonica and Indica within Okinawan local rice varieties were ascertained by this paper. 3) Man1 local varieties were thought to be introduced from the regions as Japan, Java and their neighbourhoods, by reason of the fact that the local rice varieties showed combination of same characters of Japanese and Javan rices (bulu and tjereh) were respectively 5 (29%) and 10 (59%) varieties; and the total of them were 88% of all local rices. 4) The method of classification of the varieties into shorter and longer types through the index of length-breadth ratio of the unhusked grain showed an agreement with the classification by combining 3 characters as mentioned above. Therefore, one can classify them by one method and guess characters found by the other method. 5) The local rices and boro group showed good germination ratio in low temperature conditions, but Javan varieties (bulu and tjereh) were very bad. It seemed to be that these variety groups produced ecological variation through the differences of sowing season and the temperature conditions for the growing period. 6) There were many earier local rice varieties in Okinawa, and it seemed to have survived through selections by typhoons. Almost all local varieties had the long culm and big diameter of stem.
内容記述
内容記述タイプ Other
内容記述 紀要論文
出版者
言語 ja
出版者 琉球大学農家政工学部
言語
言語 jpn
資源タイプ
資源タイプ departmental bulletin paper
資源タイプ識別子 http://purl.org/coar/resource_type/c_6501
出版タイプ
出版タイプ VoR
出版タイプResource http://purl.org/coar/version/c_970fb48d4fbd8a85
識別子
識別子 http://hdl.handle.net/20.500.12000/25037
識別子タイプ HDL
収録物識別子
収録物識別子タイプ ISSN
収録物識別子 0485-7828
収録物識別子
収録物識別子タイプ NCID
収録物識別子 AN00250570
収録物名
言語 ja
収録物名 琉球大学農家政工学部学術報告
収録物名
言語 en
収録物名 The science bulletin of the Division of Agriculture, Home Economics & Engineering, University of the Ryukyus
書誌情報
号 7, p. 147-161, 発行日 1960-12
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