1. Amano, J. Pl. Prot., Tokyo 24: 774, 1937.
2. Chen, Chekiang agric. Sci. 3: 123, 1964.
3. Gingery, Nault & Bradfute, Virology 112: 99, 1981.
4. Hirai, Suzuki, Kimura, Nakazawa & Kashiwagi, Phytopathology 54: 367, 1964.
5. Hirao, Jap. J. appl. Ent. Zool. 12: 137, 1968.
6. Iida, in The Virus Diseases of the Rice Plant, p. 3, Baltimore: Johns Hopkins, 1969.
7. Ishii & Ono, Ann. phytopath. Soc. Japan 32: 83, 1966.
8. Kawai, Ann. phytopath. Soc. Japan 9: 97, 1939.
9. Kisimoto, Proc. Conf. on Relationships between Arthropods and Plant-Pathogenic Viruses (mimeo), Tokyo, p. 73, 1965.
10. Kisimoto, Virology 32: 144, 1967.
11. Kiso & Yamamoto, Rev. Pl. Prot. Res. 6: 75, 1973.
12. Kiso, Yamamoto & Kitani, Bull. Shikoku agric. Exp. Stn 27: 1, 1974.
13. Kitani, Kiso & Yamamoto, Bull. Shikoku agric. Exp. Stn 18: 117, 1968.
14. Koganezawa, Symp. Virus Dis. trop. Crops, Trop. Agric. Res. Ser. No.10, p. 151, Trop. Agr. Res. Cent. Japan, 1977.
15. Koganezawa, Doi & Yora, Ann. phytopath. Soc. Japan 41: 148, 1975.
16. Kuribayashi, Bull. Nagano agric. Exp. Stn 2: 45, 1931a.
17. Kuribayashi, J. Pl. Prot., Tokyo 18: 565, 636, 1931b.
18. Lee, in The Virus Diseases of the Rice Plant, p. 67, Baltimore: Johns Hopkins, 1969.
19. Lee, Taiwan Agric. 11: 95, 1975.
20. Okuyama, Doct. Thesis, Univ. Tokyo, 155 pp., 1959.
21. Okuyama & Asuyama, Ann. phytopath. Soc. Japan 24: 35, 1959.
22. Okuyama, Yora & Asuyama, Ann. phytopath. Soc. Japan 34: 255, 1968.
23. Reifman, Pinsker & Krylova, Arch. Phytopath. PflSchutz. 14: 273, 1978.
24. Saito, Rev. Pl. Prot. Res. 10: 83, 1977.
25. Saito & Iwata, Virology 22: 426, 1964.
26. Sakurai, in The Virus Diseases of the Rice Plant, p. 275, Baltimore: Johns Hopkins, 1969.
27. Sakurai & Ezuka, Bull. Chugokunatn. agric. exp. Stn A 10: 51, 1964.
28. Shinkai, Ann. phytopath. Soc. Japan 18: 169, 1954.
29. Shinkai, Ann. phytopath. Soc. Japan 20: 100, 1955.
30. Shinkai, Bull. natn. Inst. agric. Sci. Tokyo C 14: 1, 1962.
31. Shinkai, Ann. phytopath. Soc. Japan 32: 317, 1966.
32. Shinkai, Ann. phytopath. Soc. Japan 36: 375, 1970.
33. Sonku, Bull. Chugoku natn. agric. exp. Stn E 8: 1, 1973.
34. Sonku & Sakurai, Ann. phytopath. Soc. Japan 39: 53, 1973a.
35. Sonku & Sakurai, Ann. phytopath. Soc. Japan 39: 109, 1973b.
36. Sugiyama, Ann. phytopath. Soc Japan 32: 83, 1966.
37. K. Toriyama, in The Virus Diseases of the Rice Plant, p. 313, Baltimore: Johns Hopkins, 1969.
38. K. Toriyama, Rev. Pl. Prot. Res. 5: 22, 1972.
39. K. Toriyama, Sakurai, Washio & Ezuka, Bull. Chugoku natn. agric. exp. Stn A 13: 41, 1966.
40. K. Toriyama, Washio, Sakurai, Ezuka, Shinoda, Sakamoto, Yamamoto, Morinaka & Sekizawa, Bull. Chugoku natn. agric. exp. Stn A 21: 1, 1972.
41. S. Toriyama, Ann. phytopath. Soc. Japan 48: 482, 1982a.
42. S. Toriyama, J. gen. Virol. 61: 187, 1982b.
43. Washio, Ezuka, Sakurai & K. Toriyama, Jap. J. Breed. 17: 91, 1967.
44. Washio, K. Toriyama, Ezuka & Sakurai, Jap. J. Breed. 18: 96, 1968a.
45. Washio, K. Toriyama, Ezuka & Sakurai, Jap. J. Breed. 18: 167, 1968b.
46. Yamada & Yamamoto, Ann. phytopath. Soc. Japan 18: 169, 1954.
47. Yamada & Yamamoto, Spec. Bull. Okoyama pref. Agric. Exp. Stn 52: 93, 1955.
48. Yamada & Yamamoto, Spec. Bull. Okayama pref Agric. Exp. Stn 55: 33, 1956.
49. Yamaguchi, Yasuo & Ishii, J. cent. agric. Exp. Stn 8: 109, 1965.
50. Yasuo, in The Virus Diseases of the Rice Plant, p. 167, Baltimore: Johns Hopkins, 1969.
51. Yasuo & Yanagita, Ann. phytopath. Soc. Japan 28: 84, 1963.
52. Yasuo, Yanagita & Yamaguchi, Ann. phytopath. Soc. Japan 26: 68, 1961.
53. Yasuo, Ishii & Yamaguchi, J. cent. agric. Exp. Stn 8: 17, 1965.