194 research outputs found
Breeding ecology and nest site selection in allopatric mainland Citril Finches Carduelis [citrinella] citrinella and insular Corsican Finches Carduelis [citrinella] corsicanus
The effects of sulfide cellulose waste water on the chemistry of the river Danube between Ehingen and Ulm West Germany and the mass development of Leptomitus-lacteus and Sphaerotilus-natans
Der Einfluß von Sulfitzellstoff-Abwässern und Schwermetallen auf das Ökosystem des Öpfinger Donaustausees
- …