Efficiency of intensive and extensive systems of livestock production
2 tables. Summaries (En, Es, Fr)
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Main Authors: | , , |
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Format: | Texto biblioteca |
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Rome (Italy) FAO
1981
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Subjects: | FAO UNEP, INTENSIVE FARMING, GENETIC VARIATION, EXTENSIVE FARMING, ANIMAL PRODUCTION, AGRICULTURE INTENSIVE, VARIATION GENETIQUE, AGRICULTURE EXTENSIVE, EXPLOTACION AGRICOLA INTENSIVA, VARIACION GENETICA, EXPLOTACION AGRICOLA EXTENSIVA, PRODUCTION ANIMALE, PRODUCCION ANIMAL, |
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