University of Eastern Philippines Research and Development Foundation; Broto, M.B.; Delorino, R.A.(UEP Research and Development Foundation, Northern Samar?, PH, 1995)
International Livestock Research Institute; Inter-American Institute for Cooperation on Agriculture; IDRC; Li Pun, H.H.; Ruiz, M.E.; Gardiner, P.(ILRI, Nairobi, KE, 1995)