Magee et al., 1958. J. Anim. Sci., 17 (3): 787-791 Document reference Magee, A. C. ; Matrone, G., 1958. Estrogenic activity of soybean forage. J. Anim. Sci., 17 (3): 787-791Web http://www.journalofanimalscience.org/content/17/3/787Citation key Magee et al., 1958Datasheets Soybean forage