Rational methods of establishing forest stands at spoil banks and silvicultural technology

analisis analyse analysis anthropogenic soil types arbre arbre forestier arbre pour bois de construction atmospheric sciences bosques climatologia climatologie climatology conifere conifers conservation conservation des ressources conservation des sols cost analysis crops cultivos deciduous summer forests divertissement economic plants environment environnement forest trees forests gimnospermas gymnosperme gymnosperms land resources loisir manejo del suelo medio ambiente mejoramiento del rodal methode methods mise en valeur du sol mixed forests natural resources pedogenese pepiniere plant nurseries plant production plantas plante plante de culture plante pour construction plants production reclamation recreation recursos recursos de la tierra recursos del suelo recursos naturales resource conservation resources ressource ressource en sol ressource naturelle silvicultura silviculture site factors soil conservation soil genesis soil management soil resources soil types stand improvement structural crops sylviculture timber trees trees type de sol vegetation viveros water management