Infection of Cultured Silkworm Eggs with the Nuclear-Polyhedrosis Virus 論文 Takeo Takami・Hachiro Sugiyama・Toshio Kitazawa・Toshio Kanda ·1966-01-01 ·『Japanese Journal of Applied Entomology and Zoology』 10(4) pp. 197-204 doi:10.1303/jjaez.10.197