Readings for 1/31/07

1. Invasive Plant Pests Definitions and Criteria. (2004). NBII Southern Appalachian Information Node. [updated 1/30 at 9pm]
   
2. A Guide to Designing Legal and Institutional Frameworks on Alien Invasive Species. Environment Policy and Law Paper No. 40 (.pdf file). (2000). IUCN. [Only read Section 1.1 (pp. 1-4). No need to print out the whole thing!]
   
3. "On invading species and invaded ecosystems: the interplay of historical chance and biological necessity." di Castri (1990). In Biological Invasions in Europe and the Mediterranean Basin. pp. 3-16. (.pdf)
4. "Biological Invasions and Cryptogenic Species." Carlton, J. T. (1996). Ecology 77(6): 1653-1655. [Available via JSTOR]