See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/4727470 Optimal Control of Vector-Virus- Plant Interactions: The Case of Potato Leafroll Virus Net Necrosis Article in American Journal of Agricultural Economics · February 2000 DOI: 10.1111/0002-9092.00046 · Source: RePEc CITATIONS 28 READS 56 3 authors, including: Thomas L. Marsh Washington State University 133 PUBLICATIONS 960 CITATIONS SEE PROFILE All content following this page was uploaded by Thomas L. Marsh on 19 January 2017. The user has requested enhancement of the downloaded file.