Titlebook: Biological Invasions in Europe and the Mediterranean Basin; F. Castri,A. J. Hansen,M. Debussche Book 1990 Kluwer Academic Publishers 1990

Extricate

公共汽车

biopsy

聚集

Widespread adventive plants in Cataloniaeen available. These exotic plants are presented in different groups according to their time of arrival: early historic times to the end of the 15th century, after the 15th century, 1850 to the early 1900’s, and from 1950 onwards. Finally, there are general conclusions about the alien plants in Catalonia.

Asymptomatic

Deadpan

Dislocation

On invading species and invaded ecosystems: the interplay of historical chance and biological necess ecosystems poorly resistant to invasions. This is their ‘historical chance’..Among new patterns of invasion are those associated to the release of genetically designed organisms. Bioengineered organisms cannot be related to any of the existing biogeographical realms. A new world-wide ‘anthropogenic