2. Before grafting, the rootstock should be sawed off 10 days in advance to avoid excessive bleeding and reduce the survival rate. This method is the best to master, simple to operate, and the survival rate of walnut grafting is high. Nowadays, most of them are made when playing with walnut grafting.
3. In order to avoid excessive bleeding, the trunk can be sawed off for drainage. For some special rootstocks, the nutrient solution in the tree is different. We can drain water on both sides of the trunk with a knife saw and a spiral saw, and the wound should not be too deep. This will contribute to the survival rate of walnut grafting.
4. Cut off the roots and drain the water. For rootstocks with excessive bleeding, several main roots can be dug out, cut off or cut off to drain water. This will also help to improve the survival rate of Wan Wen walnut grafting, and then bury the roots after the seeds survive or have no bleeding.
5. When grafting, you can put some toilet paper on the broken part of the rootstock, which can not only prevent the direct sunlight from moistening the wound, but also absorb blood when there is bleeding to prevent the code from being flooded. This is unnecessary for grafting with soil.
6. If hydrops is found at the transplant site after transplantation, it should be bled in time and then re-bandaged.
All the above methods can improve the grafting survival rate of Wan Wen walnut, and one or more methods can be selected according to the actual situation.