2, autumn planting should be buried in the cold, autumn planting peach trees must be buried in the cold, the next spring after thawing the soil in time, dig out the seedlings and water them in time, and let them dry.
3. Cover the tree tray with plastic film, and after watering, cover the tree tray with 80- 100 cm square plastic film to improve low temperature and promote root growth. Pay attention to the thickness of medical plastic film, and cover the plastic film with a layer of soil where watering is difficult, which can effectively preserve water and reduce watering times.
4. After planting, the stem should be fixed in time. After planting, the big seedlings should be fixed at 70-80 cm from the ground. The seedlings with insufficient stem height should be cut short (branches 1/2-2/3 should be cut off), and the seedlings should be cut short (cut off and leave 1-2 full buds).
5. In order to prevent water loss, the wound should be sealed with preset paint after drying to prevent the wound from losing water. For seedlings or semi-finished products, it is best to bury all the seedlings with mounds. Pay attention to the inspection after planting 15-20 days. After the walnut seedlings germinate, the mound is gradually removed.
6. Protect the bud. When walnut seedlings germinate, attention should be paid to protecting new buds and preventing the harm of leaf-eating pests (scarabs, gray elephants, etc.). ) spring. The screen window (or gauze) can be made into a small tube and sleeved on the bud of the plastic belt. Pay attention to the inside of the insect-proof bag to tie a small stick to hold the insect-proof bag to prevent the new strip from bending downward when it grows.
7. Remove the bud in time. After the walnut seedlings germinate, the sprouting strips below the set dry seedling shaping belt should be removed in time. For the newly cut seedlings that do not reach a certain dry height, choose the strongest one and remove the others.