和牛の被毛褪色に関する研究(第II報) : 褪色化牛被毛の形態学的並びに組織学的研究

島根農科大学研究報告 Volume 4 Page 75-78 published_at 1956-05-30
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Title
和牛の被毛褪色に関する研究(第II報) : 褪色化牛被毛の形態学的並びに組織学的研究
Title
Studies on the fading of hair color in the Japanese Black Breed of cattle(II) : The morphological and histological studies on the fading hair of calves
Title Transcription
ワギュウ ノ ヒ モウタイショク ニ カンスル ケンキュウ ダイ2ポウ タイショクカ ギュウヒモウ ノ ケイタイガクテキ ナラビニ ソシキガクテキ ケンキュウ
Creator
Aoki Shimpei
Kanda Naomi
Source Title
島根農科大学研究報告
Volume 4
Start Page 75
End Page 78
Journal Identifire
ISSN 05598311
Descriptions
In order to account for the morphological and histological differencies between the normal hair of calves ana the fading one which occurred at Nogigun in Shimane-Ken, we have made investigations on the following points : hair length, hair size, location of fading parts and development of hair medulla.
The results obtained hitherto are as follows;
1. There was no significant difference in length and size between the normal hair and the fading one.
2. Fading in one-third part from top of hair showed the highest percentage (average 66.4%), which was followed by spotted-fading all over the hair (average 15.3%).
3. The hair medulla of the affected was inferior in its development to that of the normal with the percentage of risk in 0.01 level. The ratio of the presence of hair medulla were much lower in the former.
Language
jpn
Resource Type departmental bulletin paper
Publisher
島根農科大学
The Shimane Agricultural College
Date of Issued 1956-05-30
Access Rights open access
Relation
[NCID] AN00108241
Remark A,Bを含む