METHODS: Screening the purification condition by means of the content of active principle, fingerprint chromatography, the yield of dry extracts, et al. of the purified product.

The results showed that soluble solids, sucrose and total sugar contents of fruit were increased significantly by applying organic manure.

This article discusses effects of different package materials on free amino acids nitrogen, salt, free fatty acids, and soluble solid content without salt during the sufu production.