Omole A J, Ogungbesan A M, Fayenuwo J A and Popoola Y A 2011: Comparative utilization of Centrosema pubescens or Mucuna purensis as a substitute for pawpaw leaf by growing snails. Livestock Research for Rural Development. Volume 23, Article #63. Retrieved , from http://www.lrrd.org/lrrd23/3/omol23063.htm