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| 090 | _aFolleto 13435 | ||
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_aPardey, Philip G. _985489 |
| 245 | _aNational agricultural research from a regional and agroecological perspective | ||
| 260 |
_aThe Hague, Neetherlands : _bInternational Service for National Agricultural Research, _c1991 |
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| 300 |
_a46 p. _b; gráfs. |
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| 490 |
_aWorking paper _v; 40 |
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| 500 | _aD52-241 | ||
| 590 |
_aBATCH-UPD _b10 _c20130109 _lUCH01 _h2312 |
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| 590 |
_aBATCH-UPD _b10 _c20130110 _lUCH01 _h1910 |
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| 590 |
_aCONVERSION _b10 _c20130109 _lUCH01 _h1303 |
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| 650 | 1 | 4 |
_aAgricultura _xAspectos económicos. |
| 650 | 1 | 4 |
_aAgricultura _xInvestigación. _91577 |
| 700 | 0 |
_aRoseboom, Johannes. _9100087 |
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| 710 | 0 |
_aServicio Internacional para la Investigación Agrícola Nacional. _9105308 |
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| 830 | 0 |
_aWorking paper _v; 40 _9122628 |
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