The Effect of Adding Organic Residues, and Foliar Spray with Boron and Zinc on Some Soil Characters, Fruitlets Ratio, and Some Fruit Qualitative Traits in Starking delicious Apple Cultivar in Sweida

The study was carried out in apple orchard and at the laboratories of Agricultural Scientific Research Center, and Pome and Grapevine Division in Sweida (GCSAR), Syria, during the growing seasons of 2015 and 2016 to study the effect of organic residues, and boron and zinc addition on some soil characters, fruit set ratio and some fruits qualitative traits in Starking delicious apple cultivar in Sweida.