Influence of aluminium on the yields and the nutrient contents of corn (Zea mays L.)

analyse chimique azote calcio calcium chemical analysis cinc cobre contenido de humedad copper cuivre fer feuille fosforo hierro hojas iron leaves magnesio magnesium manganese manganeso metabolism metabolisme metabolismo moisture content nitrogen phosphore phosphorus potasio potassium stems tallo teneur en eau tige zea mays zinc