About NAGATA MASAO
About SUN P J
About 日本蚕糸学雑誌
About Bombyx mori
About immunoassay
About Silkworms
About Animal infectious diseases caused by viruses
About Physiology and pathogenicity of virus infection
About 家蚕
About 齢
About 幼虫
About 核多角体病ウイルス
About 増殖