Biblio |
Bulletin of the British Ornithologists' Club. |
Erich Willems |
17 |
Biblio |
How to sex cage birds (British and foreign), |
Erich Willems |
17 |
Biblio |
Bulletin of the British Ornithologists' Club. |
Erich Willems |
17 |
Biblio |
Checklist of birds listed in the CITES appendices and in EC Regulation 338/97 |
Erich Willems |
17 |
Seite |
MOc: 08.01.10 |
Erich Willems |
17 |
Biblio |
Bulletin of the British Ornithologists' Club. |
Erich Willems |
17 |
Biblio |
Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora |
Erich Willems |
17 |
Biblio |
Checklist of CITES Species and Annotated CITES Appendices and Reservations |
Erich Willems |
17 |
Biblio |
Direct Evidence for Vision-based Control of Flight Speed in Budgerigars |
Erich Willems |
17 |
Biblio |
Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora |
Erich Willems |
17 |
Biblio |
Checklist of birds listed in the CITES appendices |
Erich Willems |
17 |
Biblio |
Bulletin of the British Ornithologists' Club. |
Erich Willems |
17 |
Biblio |
Survival rates of mutant genes under artificial selection using individual and family information |
Erich Willems |
17 |
Biblio |
Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora |
Erich Willems |
17 |
Biblio |
Bulletin of the British Ornithologists' Club. |
Erich Willems |
17 |
Biblio |
Auge um Auge — Entwicklung und Evolution des Auges |
Erich Willems |
17 |
Biblio |
Molecular Data from the Cytochrome b for the Phylogeny of Channidae (Channa sp.) in Malysia |
Erich Willems |
16 |
Biblio |
Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora |
Erich Willems |
16 |
Biblio |
Angiosperm Phylogeny Website |
Erich Willems |
16 |
Buchseite |
Chinesische Zwergwachteln |
Erich Willems |
16 |
Biblio |
Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora |
Erich Willems |
16 |
Biblio |
Exposure of larvae to daily thermocycles affects gonad development, sex 1 ratio and sexual steroids in Solea senegalensis |
Erich Willems |
16 |
Biblio |
Checklist of birds listed in the CITES appendices |
Erich Willems |
16 |
Biblio |
Die Gefiederte Welt. |
Erich Willems |
15 |
Seite |
Macropodus baviensis <maybe opercularis> |
Erich Willems |
15 |