9,300 Nurul Jannah Abdullah 2019-08-20 https://academic.oup.com/ps/article-abstract/62/2/359/1508272 WYCKOFF, S., Mak, T. K., & VOHRA, P. (1983). The Nutritional Value of Autoclaved and Ammonia Treated Winged Beans [Psophocarpus tetragonolobus (L.) Dc.] for Japanese Quail. Poultry Science, 62(2), 359-364. The data was extracted from abstract with limited information and the analysis for feed.