農村環境整備の科学, 農村環境整備センター編, B5判, 136pp., 3,502円, 朝倉書店(東京), 1995年

加藤 好武
1995 Japanese Journal of Soil Science and Plant Nutrition  
by a secolld one of pH 4. 1 − 4. 2 , which was characterized by the disappearance or decreased levels of alkalinity , Ca and Mg , and simultaneous increase in the Al level in eluted water . The third buffering region areund pH 3. 2 was observed only in the 2 nd series of the experiment where the Fe level was increased. The ratio of Mg / Ca and Si level in eluted water and input ・ S/ ouput − S ratio beca 皿 e higher w 正 th the progressive load of acid , suggesting the destruction of clay minerals
more » ... on of clay minerals . Spiked elution of Zrl a 且 d Cd was found at around 4 cmol ( 十 ) kgml of the acid load. These metals in additiQn to Mn appeared again in the 2nd and 3rd buffering regions . Key words acid buffering capacity , leaching , column potentially toxic ele皿 ents , sewage sludge , soi 丑 ( Jpn.
doi:10.20710/dojo.66.6_662 fatcat:3h6inoescvdh3dpfxudeni47gq