In order to study the effect of calcium borate and micronutrients on some characters of apple Sheikh Amir Variety fruits an experiment was conducted during 2010 and 2011 seasons cropping season in apple orchard at Shirvan region. The experimental design in this research was randomized complete block design (RCBD) with four replications. The treatment were comprised of three levels of Pre-harvest foliar application of nutrients T1 = Control (water foliar application), T2 = Micronutrient foliar application T3 = T2 + calcium borate 0.5% foliar application. Results showed that use of micronutrient and Calcium borate in foliar application method had significant effect on fruits yield, fruit firmness, total soluble solids (Brix index), acidity and fruit concentration of B and Ca after harvest. Among all measured characters high amount of fruits yield, fruit firmness, total soluble solids and fruit concentration of B and Ca was recorded in calcium borate treatment but maximum amount of fruit acidity was obtained in control treatment.
