What are the symptoms of vitamin A deficiency in birds? 1. In young birds aged 1 to 8 weeks, swollen and adhered eyelids with a viscous exudate ar...
What are the symptoms of vitamin A deficiency in birds?
1. In young birds aged 1 to 8 weeks, swollen and adhered eyelids with a viscous exudate are observed.
2. In laying hens, dystrophic changes occur.
a) Only statement 1 is correct.
b) Only statement 2 is correct.
c) Both statements are correct.
d) Both statements are incorrect.
1. In young birds aged 1 to 8 weeks, swollen and adhered eyelids with a viscous exudate are observed.
2. In laying hens, dystrophic changes occur.
a) Only statement 1 is correct.
b) Only statement 2 is correct.
c) Both statements are correct.
d) Both statements are incorrect.
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