| 000 | 00581nam a22001697a 4500 | ||
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| 003 | ISI Library, Kolkata | ||
| 005 | 20231227192717.0 | ||
| 008 | 231220b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aISI Library _bEnglish |
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| 082 |
_a73/630.7 _bIRB381 |
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| 110 | _aIowa State College. Agricultural Experiment Station | ||
| 245 |
_aReturns from and capital required for soil conservation farming systems: _ca study of a specific population of farms and soils |
||
| 260 |
_aIowa: _b[s.n.], _c1951 |
||
| 490 |
_aResearch Bulletin _x381 |
||
| 650 | _aAgriculture | ||
| 942 |
_cRP _2ddc |
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| 999 |
_c432556 _d432556 |
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