1, the seedlings were seriously dehydrated after watering. Tree pruning, watering and survival are the top priorities of current management. 2. Set the trunk at 80 cm. If the height of the tree is less than 80 cm, cut it short at the good bud, concentrate nutrition and promote new branches. 3, pest control timely control of scarab, inchworm, moth, black spot, canker and other pests and diseases, it is recommended to use cypermethrin, diflubenzuron, thiophanate-methyl, and add a proper amount of foliar fertilizer. 4, topdressing combined with water application of available nitrogen fertilizer, after the rainy season to control the application of nitrogen fertilizer, increase the application of phosphorus and potassium fertilizer, promote the growth of trees. 5, reasonable intercropping peanut, beans, sweet potato and other short and dry crops, pay attention to leave a square meter of tree tray, leave enough room for young walnut trees to grow vigorously, enrich the organization and improve the wintering ability.