De Silva, S. G. N. T.Liyange, R. P.Perera, K. A.Ariyaratne, H. B. S.Pushpakumara, P. G. A.Wijayagunawardane, M. P. B.2024-12-052024-12-052009-12-03Peradeniya University Research Session PURSE- 2009, Book of Abstract , University of Peradeniya , Sri Lanka , Vol.14. 3rd july. 2009 pp 212978-955-589-131-81391-4111https://ir.lib.pdn.ac.lk/handle/20.500.14444/4685en-USNon-invasive monitoring of oestrous cycle in Sri Lankan elephant (Elephas maximus maximus) by faecal progesterone measurementsArticle