00630nam a22002057a 4500 191398 191398 OSt INDIA/AGRI&IRR/1:20 Subramanian, P Hydrogeology of Ponnani basin Coimbatore Central Ground Water Board, Ministry of Irrigation 1980 108p. SIDA assisted ground water project in Noyil, Ponnani and Amaravati river basins, Tamil Nadu and Kerala states English Balasubrahmanyam, G Sanjay Mukharya Keerthiseelan, K Nazimuddin, M Srinivasan, P ddc REP 0 0 ddc 0 1 REF KAUCLV KAUCLV REPORTS 2019-08-09 0 INDIA/AGRI&IRR/1:20 800379 2019-08-09 00:00:00 2019-08-09 REP