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Nutrient cycling in suckler beef systems including alpine grazing
- Nutrient cycling in suckler beef systems including alpine grazing : Breed and calving season effects and comparison with other livestock system options / Beda L. Estermann . Zürich : Swiss Federal Institute of Technology , 2001 . 3 mikrofiše (118 políčok) . [1, z toho požičaných 0]
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Počet záznamov: 1