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Auteur American Society of Agronomy, Crop Science Society of America, Soil Science Society of America;Minnesota (USA) |
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American Society of Agronomy, Crop Science Society of America, Soil Science Society of America;Minnesota (USA) ; American Society of Agronomy, Crop Science Society of America, Soil Science Society of America. Annual Meeting (1999/10/31; 1999/11/04; Salt Lake City; USA) | Madison [USA] : ASA American Society of Agronomy | 1999