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Netherlands Expertise Centre for Tropical Apicultural Resources Perspectives for honey production in the tropics
Non-fictie
Engels | 214 pagina's | NECTAR, Netherlands Expertise Centre for Tropical Apicultural Resources, Bennekom | 1997
Gedrukt boek
Erik M. Lammerts van Bueren | Esther Blom Hierarchical framework for the formulation of sustainable forest management standards
Non-fictie
Engels | 82 pagina's | Tropenbos Foundation, Wageningen | 1997
Gedrukt boek