Problems of vegetation history in Chile and New Zealand Josef Schmithüsen Original Article Pages: 189 - 206
Jährliche Schwankungen der Individuenzahl in einer nordwestdeutschen trockenen Heide II F. Runge Original Article Pages: 207 - 214
The connection of the annual periodical rhythm of vegetation with the changes of the blocking (constriction) of the horizon in the plant associations of several layers of the danube Island at Göd I. KárpátiJ. Szakály Original Article Pages: 215 - 232
Anmerkungen über Sekundärbusch und Sekundärwald in Liberia (Westafrika) G. Kunkel Original Article Pages: 233 - 248