Wilfarth, H.

Japanese: ウィルファルト,H. - うぃるふぁると
Wilfarth, H.

...Rose also demonstrated in field experiments at the famous Rothamsted Agricultural Experiment Station that nitrogen was also necessary as a fertilizer. In 1886, Germans H. Hellriegel and H. Wilfarth proved that the roots of legumes fix atmospheric nitrogen through symbiosis with root nodule bacteria. At the end of the 19th century, Chilean saltpeter reserves were running low, and the need for synthetic nitrogen fertilizer was called for. Nitric acid was produced using the electric arc process, and in 1906, industrial production of calcium carbonate nitrogen began using the Franck-Carreau process, and in 1913, industrial production of synthetic ammonium sulfate using the Haber-Bosch process began. ...

*Some of the terminology that mentions "Wilfhart, H." is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…また,ローズは有名なロザムステッド農業試験場の圃場試験で,窒素も肥料として必要なことを示した。マメ科植物の根が根粒菌との共生によって空中窒素を固定しているのが,ドイツのヘルリーゲルH.HellriegelとウィルファルトH.Wilfarthによって証明されたのは86年である。19世紀末にはチリ硝石の埋蔵が少なくなり,窒素肥料の合成の必要性が叫ばれ,電弧法により硝酸が製造され,1906年にはフランク=カロー法による石灰窒素の工業的製造,13年にはハーバー=ボッシュ法による合成硫安の工業化が開始された。…

※「ウィルファルト,H.」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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