1. Transmission of the Californian tobacco virus by three species of the nematode genus Trichodorus;Ayala;J. Agric. Univ., Puerto Rico,1968
2. Über ein Contagium vivum fluidum als Ursache der Flecken-Krankheit der Tabaksblätter;Beijerinck;Verhandl. Kon. Akad. Wetenschap. Amsterdam II,1898
3. Arabis mosaic and Prunus necrotic ringspot viruses in hop (Humulus lupulus L.);Bock;Ann. appl. Biol.,1966
4. A possible association of nematodes with the spread of peach yellow bud mosaic virus;Breece;Pl. Dis. Reptr.,1959
5. The transmission of two strains of strawberry latent ringspot virus by populations of Xiphinema diversicaudatum (Nematoda : Dorylaimoidea);Brown;Nematol. medit.,1985