Endocrine and winter performance responses to supplemental light and evening feeding in heifers
The manipulation of photoperiod is useful to improve dairy cattle milk production and may be useful to improve beef cattle production efficiency. Studies were conducted to investigate the threshold intensity of supplemental light for inhibition of melatonin secretion and to examine the efficacy of s...
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| Language: | en_US |
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2007
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| Online Access: | http://hdl.handle.net/1993/1815 |