Seasonal reproductive cycle and variability in plasma testosterone levels in the domestic duck (Anas platyrhynchos)
Morphofunctional gonadal alterations constitute an annual cycle in birds during which four phases can be distinguished in the testes based on histological modifications in the seminiferous epithelium, called quiescence, recrudescence, reproduction and regression. The aim of the present investigation...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Universidade Federal de Uberlândia
2017-02-01
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Series: | Bioscience Journal |
Subjects: | |
Online Access: | http://www.seer.ufu.br/index.php/biosciencejournal/article/view/34113 |