AU - Peiris, K. AU - Narayana, M. AU - Wijesinghe, S. TI - Ecosystem based indigenous water management T2 - Science Books Series SN - 978-955-590-082-9 CY - NSF PB - Colombo KW - Engineering & Technology N1 - http://thakshana.nsf.ac.lk/slstic/NA-334/NA-334.pdf ER -