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熊谷 均, 坂東 悟. "19-32 水田からの表面排水が及ぼす周辺水質への負荷実態とその対策 : 湖山池流域における調査試験例の報告(19.肥料および施肥法,日本土壌肥料学会 2005年度大会講演要旨集)." Abstracts of the Annual Meetings, Japanese Society of Soil Science and Plant Nutrition 51.0 (2005) 146