Report of informal technical workshop: Study of the efficacy of removing natural forest from timber production as a strategy for conserving forests, Manila, Philippines, December 13-14, 1999

aide technique asistencia técnica conservación de los recursos conservation des ressources environmental impact forest protection forest resources forêt vierge impact sur l'environnement impacto ambiental producción de madera production du bois protección forestal protection de la forêt recursos forestales resource conservation ressource forestière technical aid virgin forests wood production