Determination and Analysis of Nutritional Components in Fresh Leaves of Vegetable Jute

The content of crude ashes, crude proteins, soluble sugars and 8 mineral elements including K, Ca, Mg, Na, Mn, Fe, Zn and Cu and 17 kinds of amino acids were determined with vegetable jute(Corchorus olitorius L.)‘Tianhuangma’as material by traditional method AAS(atomic absorption spectrophotometry)and Japan's Hitachi L-8800 automatic amino acid analyzer, respectively. The results indicate that there are extremely rich crude proteins, mineral elements and amino acids in‘Tianhuangma’. Its K content is 6 740 mg·kg-1, Ca content is 4 450 mg·kg-1, Na content is 30.2 mg·kg-1.