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Effect of Photoperiod on the Gonadal Cycle in an Equatorial Bird, Quelea quelea

✍ Scribed by WOLFSON, ALBERT; WINCHESTER, DAVID P.


Book ID
109603838
Publisher
Nature Publishing Group
Year
1959
Tongue
English
Weight
278 KB
Volume
184
Category
Article
ISSN
0028-0836

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## Abstract Intact females of __Oryzias latipes__ exposed to 14 hours of light per day for 40 days continued to lay eggs for as long as 35 days. Under a similar photoperiod, pinealectomy shortened the period of oviposition to four days and enucleation to seven days. Moreover, the mean gonosomatic i