Bombykol Bombykol Bombykol is a pheromone released by the female silkworm moth to attract mates. It is also the sex pheromone in the wild silk moth ("Bombyx mandarina"). Discovered by Adolf Butenandt in 1959, it was the first pheromone to be characterized chemically. Minute quantities of this pheromone can be used per acre of land to confuse male insects about the location of their female partners. It can thus serve as a lure in traps to remove insects effectively without spraying crops with large amounts of pesticides. Butenandt named the substance after the moth's Latin name "Bombyx mori." "In vivo" it
Mori Shogunzuka Kofun Mori Shogunzuka Kofun The is a keyhole-shaped tumulus within the located in Chikuma, Nagano Prefecture Japan. The "kofun" has been restored to what modern archaeologists believe to represent its original form, with reproduction haniwa on top of the mound. Its burial chamber is closed and inaccessible to the public. There is also a museum on site, the Mori Shogunzuka Museum, which displays a reproduction of the burial chamber as well as artifacts unearthed during archaeological investigations. The cluster of four tombs has been designated a National Historic Site by the Japanese government. The Mori Shogunzuka Kofun measures approximately 100 meters