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_a631.8 _bIGN _cL-32, P-52 |
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| 100 | 1 |
_aIgnatieff, Vladimir, _944575 |
|
| 245 | 0 | 0 | _aEfficient use of fertilizers. |
| 260 |
_aWashington, _bFood and Agriculture Organization of the United Nations, _c1949. |
||
| 300 |
_ax, 182 p. _billus., maps. _c23 cm. |
||
| 490 | 1 | _aFAO agricultural studies, | |
| 526 |
_a0 _b0 _c0 _d631_800000000000000_IGN |
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| 650 | 0 |
_aFertilizers. _944576 |
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| 650 | 0 |
_aMCE _9379 |
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| 942 |
_2ddc _cBK |
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| 999 |
_c548330 _d548330 |
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