A guide to tree species trials in tropical America.
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| Format: | Texto biblioteca |
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1968
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| Subjects: | VARIETY TRIALS, TREES, FORESTRY POLICIES, AFFORESTATION, VIRGIN FORESTS, FOREST PLANTATIONS, SITE FACTORS, PLANNING, SPECIES, RESEARCH, METHODS, PLANT NURSERIES, SEED TREATMENT, FOREST PROTECTION, ESSAI DE VARIETE, ARBRE, ENSAYOS DE VARIEDADES, ARBOLES, POLITIQUE FORESTIERE, EXTENSION FORESTIERE, FORET VIERGE, PLANTATION FORESTIERE, FACTEUR LIE AU SITE, PLANIFICATION, ESPECE, RECHERCHE, METHODE, PEPINIERE, TRAITEMENT DES SEMENCES, PROTECTION DE LA FORET, POLITICA FORESTAL, AFORESTACION, BOSQUE VIRGEN, PLANTACION FORESTAL, CARACTERISTICAS DEL SITIO, PLANIFICACION, ESPECIES, INVESTIGACION, METODOS, VIVEROS, TRATAMIENTO DE SEMILLAS, PROTECCION FORESTAL, |
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