Quantitative relationships between farm management factors and farming returns for use in the economic classification of land
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| 言語: | English |
| 出版事項: |
[Ithaca, N.Y.]
1949.
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| シリーズ: | USAIN state and local literature preservation project, New York. Cornell University thesis.
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| 主題: | |
| フォーマット: | 学位論文 Monograph Microform Note that CRL will digitize material from the collection when copyright allows. |