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Influence of Season on Breeding Animals
Influence of Season on Experimental Animals
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30 days old A-avitaminosis A-avitaminotic rat abscess abscissa addition afterperiod age classes age of 30 amount of vitamin autopsy autopsy findings average weight increase Biol bladder breeding animals breeding rats breeding stock butter a day butter fat cage casein cent Chem coconut oil cod-liver oil coprophagy corrected curative method curves for rats days old rats Drummond experimental animals experimental period experimental rat factors food intake fore foreperiod for rats Forperioden gain in weight grams growth infections initial weight investigators Journ Kuld Leersum lesion males material mentioned milk months mothers negative control rats normal Number of young otitis media Pediculosis perimental preventive method rats from Litter rats on vitamin rickets shark-liver oil shows substance Table tabulated tion Unger vesical vesical calculi vita vitamin A content vitamin A deficiency vitamin A experiments vitamin A tests vitamin A-free diet weight curves winter butter xerophthalmia yeast young rats Zilva