Variability in seed composition due to plant population and capitula zones of sunflower

acide palmitique acido linoleico acido oleico acido palmitico acido stearico ceras cere cire contenido proteico contenuto lipidico contenuto proteico graine de tournesol helianthus annuus infiorescenze inflorescence inflorescences inflorescencias linoleic acid lipid content oleic acid palmitic acid protein content seme di girasole semilla de girasol stearic acid sunflower seed teneur en lipides waxes