Report number 93 from Kvismare Bird Observatory:

Sex ratio variation among broods of great reed warblers Acrocephalus arundinaceus.

Authors (ref)

Westerdahl H, Bensch S, Hansson B, Hasselquist D & von Schantz T

Article in journal

Molecular Ecology . 1997. Volume 6, page(s) 543-548.