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Auteur H. Wolf |
Documents disponibles écrits par cet auteur (3)

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congrès/colloque
H. Wolf ; International symposium on Seed procurement and legal regulations for forest reproductive material in tropical and subtropical countries, Nairobi, KEN, 4-10 October 1992 (1992; KEN) | Nairobi, KEN : GTZ forestry seed centre Muguga | 1993The proceedings present the following chapters : - the production and quality of forest reproductive material - the role of tree improvement for the production of forest reproductive material - trade in and movement of forest reproductive materi[...]![]()
ouvrage
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ouvrage