00380nam a22000977a 4500003000400000082002900004245015500033260007200188300001000260546001200270OSt  aINDIA/AGRI&IRR/1:19/1980  aHydrogeology of Noyil Basin: SIDA assisted ground water project in Noyil, Ponnani and Amaravthi river basins, Tamil Nadu and Kerala states Report 1:19  aCoimbatorebCentral ground water board ministry of irrigationc1980  a207p.  aEnglish