Kokuei Kasumigaura yōsui nōgyō suiri jigyō gijutsushi.
Contributors: Japan. Kantō Nōseikyoku.
Publisher: Nōrin Suisanshō Kantō Nōseikyoku
Published: 2009
Place of publication: [Saitama-shi]
Language: jpn
Subjects: Irrigation engineering -- Japan -- Ibaraki-ken; Irrigation -- Japan -- Ibaraki-ken
Other titles: Gijutsushi