Ratnasooriya, W. D., Department of Zoology, University of Colombo, Colombo 03, Sri Lanka

• Vidyodaya Journal of Science Vol. 2 No. 1 & 2 (1990): July - Articles
  EFFECT OF CARBACHOL ON FERTILITY OF MALE RATS WHEN ADMINISTERED LOCALLY TO EPIDIDYMIS
  Abstract  PDF
• Vidyodaya Journal of Science Vol. 2 No. 1 & 2 (1990): July - Articles
  EFFECTS OF ORCHIECTOMY ON EXPLORATORY BEHAVIOUR OF RATS
  Abstract  PDF