The grape is one type of fruit tree which mainly grows in Xinjiang and it has a good development future with the requirement of fresh grape increasing.Xinjiang has 71 thousand hm2 and total output of the grape is 68 ten thousand tons in 2001.In recent years,inclement climate result in the winter injury of grapes in spring or winter. This experiment studied the characteristic of physiology and biochemistry of the Kyoho、the Red globe 、Rizamat with exogenous CaCl2 、SA spraying.The results are summarized below:...