Nematode taxonomy and phylogenetics are undergoing a substantial transformation as classical morphological techniques are now routinely complemented by molecular analyses. This integrative approach ...

This is a preview. Log in through your library . Abstract We investigated two congeners that are biologically very similar but show differences in large- and small-scale distribution. Cirsium vulgare ...

Reflections on the history of systematics / Robert E. Kohler -- Willi Hennig's part in the history of systematics / Michael Schmitt -- Homology as a bridge between evolutionary morphology, ...

The morphology, productivity and C/N-balance of 9 different clones of Phragmites australis planted in 1997 in a degraded fen area of 40,000 m² was investigated in order to estimate the degree of ...