Omernick, J. (1987). “Ecoregions of the conterminous United States: Map supplement.” Annals
of the Association of American Geographers 77(1):118-125.
Orden, D. and D. Roberts (1997), eds. Understanding the Technical Barriers to Agricultural
Trade: Proceedings of a Conference of the International Agricultural Trade Research
Consortium, 1997.
Panetta, F.D, A.P. Mackey, J.G. Virtue, and R.H. Groves (2001). “Weed Risk Assessment: Core
Issues and Future Directions,” in R.H. Groves, F.D. Panetta and J.G. Virtue (eds.), Weed
Seed Risk Assessment. Collingwood, Australia: CSIRO Publishing.
Peltzman, S. (1976). “Towards a More General Theory of Regulation.” Journal of Law and
Economics 19: 211-240.
Pimentel, D., L. Lach, R. Zuniga, and D. Morrison (2000). “Environmental and Economic Costs
Associated with Non-Indigenous Species in the United States.” BioScience 50:53-65.
Rejmanek, M. (1999). “Invasive Plant Species and Invasible Systems,” in O.T. Sandlund, P.J.
Schei, and A. Viken (eds.), Invasive Species and Biodiversity Management, Boston:
Kluwer Academic Press.
Rejmanek, M. (2001). “What Tools Do We Have to Detect Invasive Species?” in R.H. Groves,
F.D. Panetta and J.G. Virtue (eds.), Weed Seed Risk Assessment. Collingwood, Australia:
CSIRO Publishing.
Settle, C., and J. Shogren (2002). “Managing Native-Exotic Species Within Yellowstone Lake.”
American Journal of Agricultural Economics 84(5): 1323-1328.
Stigler, G. (1971). “The Theory of Economic Regulation.” Bell Journal of Economics 2: 3-21.
Stocker, R.K. (2001). “Commercial Use, Physical Distribution and Invasiveness Description:
Three Reasons Why Florida Still Struggles with Invasive Plants,” in R.H. Groves, F.D.
Panetta and J.G. Virtue (eds.), Weed Seed Risk Assessment. Collingwood, Australia:
CSIRO Publishing.
U.S. Department of Agriculture. Noxious Weed List. Animal and Plant Health Inspection
Service, periodic issues.
U.S. Department of Agriculture. Census of Agriculture. National Agricultural Statistics Service,
1997 and 2002.
Worldwide Fund for Nature. (1999). WWF in Action: Ecoregion-Based Conservation.
http://www.panda.org/resources/publications/sustainability/global/eco-based.
26
More intriguing information
1. The name is absent2. The Impact of Optimal Tariffs and Taxes on Agglomeration
3. O funcionalismo de Sellars: uma pesquisa histδrica
4. ARE VOLATILITY EXPECTATIONS CHARACTERIZED BY REGIME SHIFTS? EVIDENCE FROM IMPLIED VOLATILITY INDICES
5. On the estimation of hospital cost: the approach
6. Can we design a market for competitive health insurance? CHERE Discussion Paper No 53
7. The name is absent
8. Keynesian Dynamics and the Wage-Price Spiral:Estimating a Baseline Disequilibrium Approach
9. The name is absent
10. Can a Robot Hear Music? Can a Robot Dance? Can a Robot Tell What it Knows or Intends to Do? Can it Feel Pride or Shame in Company?