Status of the South American tuberous legume Pachyrhizus tuberosus (Lam.) Spreng.: Field observations, taxonomic analysis, linguistic studies and agronomic data on the diversity of the South American Pachyrhizus tuberosus (Lam.) Spreng. complex with special reference to the identification of two new cultivar groups from Ecuador and Peru MARTEN SØRENSENSØREN DØYGAARDPOUL ERIK NIELSEN OriginalPaper Pages: 1581 - 1625
Global soil ciliate (Protozoa, Ciliophora) diversity: a probability-based approach using large sample collections from Africa, Australia and Antarctica W. FOISSNER OriginalPaper Pages: 1627 - 1638
Isozymes and DNA markers in gene conservation of forest trees THOMAS GEBUREK OriginalPaper Pages: 1639 - 1654
Restoration ecology research above the timberline: colonization of safety islands on a machine-graded alpine ski run KRYSTYNA M. URBANSKA OriginalPaper Pages: 1655 - 1670
The rebuilding of an isolated rain forestassemblage: how disharmonicis the flora of Krakatau? ROBERT J. WHITTAKERSTEPHEN H. JONESTUKIRIN PARTOMIHARDJO OriginalPaper Pages: 1671 - 1696
Do all existing Sophora toromiro descend from one individual? MARCIA RICCILAFAYETTE EATON OriginalPaper Pages: 1697 - 1702