Grafting is a widespread technique in grape cultivation, its value was fully affirmed in practice. In general, stock-scion combination of varieties are compatible, it is always used to renew varieties. But it is still a problem on graft incompatibility of graft varieties, and it is deserved to research. In our experiment, micrografting was used to studied the compatible and incompatible combinations from survival rate, growth state, water potential, anatomic structure, content of phenols and PPO...