The Effect of TDS Regulator on the Nutrition Condition in Chinese Chestnut

The results of treatment with TDS regulator before or during male inflorescence showed that:1.the growth of the male inflorescence was inhibited,the developmentof a few potential female buds was accelerated and the ratio of female flower to male inflorescence changed from 1:7.12 to 1:2.66.2.the chlorophyll and sucrose contents in leaves onflowering branch by treatment with TDS regulator increased by 24.9% and 55.2% respectively.3.the nutrition composition in fruit of Chinese chestnut by treatment with TDS regulator was no better than that of the control,but the soluble sugar content increased obviously.In addition,the physiological effect of TDS regulator was discussed from the point ofview of carbon nutrition.