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_aLindstrom, Ulf B. _966967 |
| 245 | _aSelection intensity for milk yield in 1970-1977 in the Finnish Ayrshire | ||
| 500 | _aSobretiro de: J. of the Scientific Agr. Soc. of Finalnd 50:445-454, 1978 | ||
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_aGanado lechero. _945237 |
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_aGanado lechero _xFinlandia. _945266 |
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_aLeche _xProducción. _965400 |
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