1. Akazawa T., Yanagisawa Y., Abe T. and Sasahara T. 1997. Concentrations of water-soluble nitrogen and amino acids as criteria for discriminating vegetable-type and grain-type soybean cultivars. Japan. J. Breed. 47 : 39–44.
2. Lumpkin T.A., Konovsky J.C., Larson K.J. and McClay D.C. 1991. Potential new specialty crops from Asia : Azukibean, Edamame soybean and Astragalus. In J. Janick and J.E. Simon eds., New Crops. John Wiley and Sons Inc., New York/Singapore. 45–51.
3. Osaki M. and Tanaka A. 1979. “Current photosynthesis” and “storage substances” as the respiratory substrates in the rice plant. J. Sci. Soil Manure, Jpn. 50 : 540–546.
4. Shanmugasundaram S., Cheng S.T., Huang M.T. and Yan M.R. 1991. Varietal improvement of vegetable soybean in Taiwan. In Vegetable Soybean -Research Needs for Production and Quality Improvement- Asian Veg. Res. Dev. Cent., Tainan. 30–42.
5. Taira H. and Taira H. 1971. Influence of location on the chemical composition of soybean seeds. I. Protein, oil, carbohydrate, and Ash contents. Proc. Crop Sci. Soc. Japan 40: 530–544.