Induction of adult diapause in Pyrrhocoris apterus L. by short cold exposure I. Hodek OriginalPaper Pages: 109 - 117
The spread of Hydramoeba infections in mixed hydra species systems Alan E. Stiven OriginalPaper Pages: 118 - 132
Zur Ethologie von Putzsymbiosen einheimischer Süßwasserfische im natürlichen Biotop E. F. Abel OriginalPaper Pages: 133 - 151
Sensitivity to photoperiod in Aelia acuminata (L.) after adult diapause I. Hodek OriginalPaper Pages: 152 - 155
Untersuchungen über das Flugverhalten männlicher Falter von Rhyacionia buoliana (Lep., Tortricidae) R. LangeD. HoffmannM. Weissinger OriginalPaper Pages: 156 - 163
Iron reduction and gley formation by nitrogen-fixing clostridia J. C. G. Ottow OriginalPaper Pages: 164 - 175
On the importance of marine meiofauna for benthos communities S. A. Gerlach OriginalPaper Pages: 176 - 190