Conference proceedings article
Conversion of specialised pig farms and the implications on nutrient and economic balanc
Publication Details
Authors: | Trangolao, A.; Sundrum, A.
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Editor: | Alföldi, Thomas; Lockeretz, W.; Niggli, U.
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Publisher: | vdf Hochschulverl.-AG an der ETH Zürich}
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Book title: | IFOAM 2000 - the world grows organic
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