ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] A LTHOUGH there have been suggestions to the /JL contrary, it is unlikely that the breeding seasons of truly equatorial vertebrates are controlled by photoperiodicity, although at 16 N. (Senegal)1, and even at 3-22 S. (Tanganyika)2, the sexual cycle of Quelea quelea (the red-billed weaver finch) ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/180647a0
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