Biblio

H. R. Papu, Sampagni, R., S. Mohan, K., Schwartz, H. F., and Rondon, S. I., “Thrips transmitted Iris yellow spot toposvirus epidemics in the US: progress and challenges in unraveling the epidemiological factors behind the continued outbreaks in onion seed and bulb crops”, 10th Intern. Plant Virus Epidemiology Symp: Controlling Epidemics of Emerging and Established Plant Virus Diseases-The Way Forward. International Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Hyderabad, India, p. 5, 2007.