| 1.
雑誌 |
雑誌
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American Society of Agronomy ; Crop Science Society of America ; Soil Science Society of America
|
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| 2.
図書 |
図書
|
American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, Clay Minerals society
|
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| 3.
電子ブック |
ＥＢ
|
editors, R.W. Skaggs, J. van Schilfgaarde ; managing editor, J.M. Bartels ; editor-in-chief ASA publications, J. Hatfield, editor-in-chief CSSA publications, J. Volenec, editor-in-chief SSSA publications, J. Bigham
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