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    Copper in animal wastes and sewage sludge : proceedings of the EEC workshop organised by the Institut national de la recherche agronomique (INRA), Station d'agronomie, Bordeaux, France, and held at Bordeaux, October 8-10, 1980 /
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    出版 1981
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    Stream sediment orientation survey for copper in the northern Flinders Rangers, South Australia /
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