Forschungsaktivitäten zur Untertagevergasung von Steinkohle in großer Teufe Heinrich Wilhelm GudenauHelmut KnappsteinRainer Zechner OriginalPaper Pages: 237 - 242
Germination requirements of some root-parasitic flowering plants J. H. Visser OriginalPaper Pages: 253 - 261
Electron microscope study of tungsten carbide plates formed by shock waves K. YamadaS. Tobisawa Kurze Originalmitteilungen Pages: 268 - 269
An insulin receptor in microorganisms: Fact or fiction ? E. DietzG. UhlenbruckR. Lütticken Kurze Originalmitteilungen Pages: 269 - 270
Mesoderm induction by transforming growth factor β: Medium conditioned by TGF-β-treated ectoderm enhances the inducing activity W. KnöchelH. Tiedemann Kurze Originalmitteilungen Pages: 270 - 272
Original and postregenerative distributions of electroreceptors in catfish are identical and specimen-specific G. IrlbauerA. Roth Kurze Originalmitteilungen Pages: 272 - 274
Phosphagen heterogeneity during reproductive cycle in the lugworm Arenicola marina G. KampH. -P. Juretschke Kurze Originalmitteilungen Pages: 275 - 276
Are ant alarm-defense secretions only for alarm defense ? J. M. BrandH. M. PageA. J. Markovetz Kurze Originalmitteilungen Pages: 277 - 277
Honeybees can be recruited by a mechanical model of a dancing bee A. MichelsenB. B. AndersenM. Lindauer Kurze Originalmitteilungen Pages: 277 - 280
Freely flying honeybees use image motion to estimate object distance W. H. KirchnerM. V. Srinivasan Kurze Originalmitteilungen Pages: 281 - 282
Deutsche Raumfahrtagentur — ein Geschenk zum 25jährigen Bestehen der europäischen Schwester Naturwissenschaften Aktuell Pages: 286 - 287