Mineral matters of fruit in different plum cultivars

Minerals as protected matters are very important ingredient of plum fruits. The aim of this work is to identify the amount of some mineral matters in fruits of different plum cultivars. In two-year period the fruits of ten plum cultivars were analyzed. The content of the following elements was identified: K, Ca, Na, Mg, Zn and Fe. There are significant differences in cultivars according to the amount of some mineral matters in plum fruits.The fruits of Pozegaca are the richest with the content of K (2113 mg/kg), Ca and Mg (185,06 mg/kg and 130,59 mg/kg). Ca (64,26 mg/kg), Mg (64,91 mg/kg) and Fe (0,833 mg/kg) and the fruits of Kalifomijska plava are with the least amount of this content. The cultivar Ana Spet in her fruits has the biggest amount of Na (9,931 mg/kg), Zn (0,694 mg/kg) and Fe (1,990 mg/kg).