A bird showing the typical appearance caused by lack of vitamin A in the diet. The inflamed, swollen eyes, shrunken comb, and unthrifty appearance are symptoms of the deficiency.
Permanent link to this item
https://paperspast.natlib.govt.nz/periodicals/NZJAG19570315.2.23.1
Bibliographic details
New Zealand Journal of Agriculture, Volume 94, Issue 3, 15 March 1957, Page 249
Word Count
29A bird showing the typical appearance caused by lack of vitamin A in the diet. The inflamed, swollen eyes, shrunken comb, and unthrifty appearance are symptoms of the deficiency. New Zealand Journal of Agriculture, Volume 94, Issue 3, 15 March 1957, Page 249
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