Seasonal variations in body growth rates
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Marchant, Tracy A. ;Peter, Richard E.
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Article
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1986
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John Wiley and Sons
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English
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Several times throughout the year, changes in serum growth hormone (GH) levels over a 24-h period were determined in goldfish maintained under photoperiods and temperatures simulating natural (Edmonton) environmental conditions. In the goldfish a reproducible daily rhythm in circulating GH levels wa