Biochemical analysis of seed resin in the research on individual variability in silver fir (Abies alba)

abies abies alba analisis analyse analyse chimique analysis anatomia anatomie anatomy arbre arbre forestier arbre pour bois de construction chemical analysis conifere conifers crops cultivos developmental stages economic plants etapas de desarrollo etapas de desarrollo de la planta forest trees gimnospermas graine gymnosperme gymnosperms hidrocarburos hydrocarbons hydrocarbure methode methods organic compounds ornamental plants ornamental trees pinaceae plant anatomy plant developmental stages plantas plantas ornamentales plante plante de culture plante ornementale plante pour construction plants productos productos de origen vegetal products produit resinas resine resins seeds semilla storage organs structural crops timber trees trees vegetable products