The research was carried out on the leaves of common walnut (Juglans Regia L.) from Suceava area, Romania. The content of chlorophylltypes, juglone and mineral salts in alcoholic extracts of walnut leaves was studied.
Cercetările au fost efectuate, pe frunzele de nuc comun (Juglans Regia L.) din zona Sucevei, România. The content of the types of chlorophyll, juglone and mineral salts from the alcoholic extracts of walnut leaves at different growth stages was studied.