著者

鈴木 高広 坂本 勝 川上 高男 久保 裕志 茂木 志生乃 浅川 隆

出版者

一般社団法人 日本エネルギー学会

雑誌

日本エネルギー学会大会講演要旨集 (ISSN:24238317)

巻号頁・発行日

vol.29, pp.106-107, 2020

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<p>We investigated a method of using sewage as liquid fertilizer for mass production of fuel crops. At the sewage treatment plant in Shizuoka Prefecture, when root-zone irrigation was performed with multi-layer cultivation of sweetpotatoes with sewage after removal of contaminants and solids, fine roots grew on the liquid surface and grew using nutrients in sewage. It was found that the productivity was more than three times that of ordinary soil cultivation.</p>