A garden experiment with different zinc concentration applied through foliar in fruit expanding stage was carried out in Weibei dry-land to study the effect of zinc fertilizer on apple trees growth and fruit quality.The results showed that zinc fertilizer could constrain the new shoots growth.Fruit diameter growth rate,dry matter accumulation and leaf area were increased significantly.After spray of 0.5% of zinc fertilizer to the foliar,the fruit weight increased by 24.7%,soluble solids increased by 10.5%,r...