水稲品種しまねにしきに生じた変異体について

島根大学農学部研究報告 Volume 12 Page 1-6 published_at 1978-12-15
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Title
水稲品種しまねにしきに生じた変異体について
Title
A Brittle Culm Mutant Found in the Rice Variety "Shimanenishiki"
Title Transcription
スイトウ ヒンシュ シマネニシキ ニ ショウジタ ヘンイタイ ニツイテ
Creator
Imaki Tadashi
Source Title
島根大学農学部研究報告
Bulletin of the Faculty of Agriculture, Shimane University
Volume 12
Start Page 1
End Page 6
Journal Identifire
ISSN 0370940X
Descriptions
In 1976 many rice plants bearing a mutant character, "brittle culm" were found in the population of rice variety "Shimanenishiki", grown on the seed farms in Shimane Prefecture.
The culms and leaves of this mutant were very brittle or fragile, and were easily breakable between fingers. No other morphological characters differed from the common variety, except the drooping flag leaf.
The cross experiments between the mutant and the common variety showed that F_1 was normal and F_2 segregated into two classes of phenotype, normal and brittle, which is close to monogenic segregation of 3 : 1.
The results indicate that the present mutant character, "brittleness", behaves as single recessive to the normal tough culm character.
Language
jpn
Resource Type departmental bulletin paper
Publisher
島根大学農学部
Shimane University, Faculty of Agriculture
Date of Issued 1978-12-15
Access Rights open access
Relation
[NCID] AN00108015