About YAMAGUCHI YASUHIRO
About 農研機構 中央農業研究セ
About bird and beast damage
About countermeasure
About net
About Corvidae
About crop(agriculture)
About cultivation
About agriculture
About harmful organism control
About disaster countermeasure
About pest control
About strap
About bird damage
About animal damage measures
About anti-bird net
About Crows
About upland crop
About fruit gardening
About feeding damage control
About countermeasure for pest control
About テグス
About Field crops in general
About Plant injuries caused by harmful animals
About 鳥害
About 現状
About 対策