Shiji, M., Sabitha, A. R., Kavya, P., & Harikumar, P.S. (2016). Water quality assessment of Kavvayi Lake of northern Kerala, India using CCME water quality index and biological water quality criteria. Journal of Environmental Biology, 37(6), 1265-1272.

Shiji, M., Sabitha, A. R., Kavya, P., & Harikumar, P.S. (2016). Water quality assessment of Kavvayi Lake of northern Kerala, India using CCME water quality index and biological water quality criteria. Journal of Environmental Biology, 37(6), 1265-1272.

Shiji, M., Sabitha, A. R., Kavya, P., & Harikumar, P.S. (2016). Water quality assessment of Kavvayi Lake of northern Kerala, India using CCME water quality index and biological water quality criteria. Journal of Environmental Biology, 37(6), 1265-1272.

Jesitha K, Nimisha KM, Manjusha CM and Harikumar P S (2015) Biodegradation of endosulfan by Pseudomonas fluorescens. Environ. Process. 2, 225–240.Springer International Publishing Switzerland.

Jesitha K, Nimisha KM, Manjusha CM and Harikumar P S (2015) Biodegradation of endosulfan by Pseudomonas fluorescens. Environ. Process. 2, 225–240.Springer International Publishing Switzerland.

Jesitha K, Nimisha KM, Manjusha CM and Harikumar P S (2015) Biodegradation of endosulfan by Pseudomonas fluorescens. Environ. Process. 2, 225–240.Springer International Publishing Switzerland.

Megha P U, Murugan S and Hariikumar P S (2015) Identification of Bacterial Strains and GIS based Buffer Analysis of Canoly Canal, Kozhikode, India, Research Journal of Phrmaceutical, Biological and Chemical Sciences, Jan-Feb,,6(1),1475. Impact Factor 0.35

Megha P U, Murugan S and Hariikumar P S (2015) Identification of Bacterial Strains and GIS based Buffer Analysis of Canoly Canal, Kozhikode, India, Research Journal of Phrmaceutical, Biological and Chemical Sciences, Jan-Feb,,6(1),1475. Impact Factor 0.35

Megha P U, Murugan S and Hariikumar P S (2015) Identification of Bacterial Strains and GIS based Buffer Analysis of Canoly Canal, Kozhikode, India, Research Journal of Phrmaceutical, Biological and Chemical Sciences, Jan-Feb,,6(1),1475. Impact Factor 0.35

Megha P. U., Kavya P.,. Murugan S and. Harikumar P. S (2015), Sanitation Mapping of Groundwater Contamination in a Rural Village of India Journal of Environmental Protection, 2015, 6, 34-44 http://dx.doi.org/10.4236/jep.2015.61005 Impact Factor 0.85

Megha P. U., Kavya P.,. Murugan S and. Harikumar P. S (2015), Sanitation Mapping of Groundwater Contamination in a Rural Village of India Journal of Environmental Protection, 2015, 6, 34-44 http://dx.doi.org/10.4236/jep.2015.61005 Impact Factor 0.85

Megha P. U., Kavya P.,. Murugan S and. Harikumar P. S (2015), Sanitation Mapping of Groundwater Contamination in a Rural Village of India Journal of Environmental Protection, 2015, 6, 34-44 http://dx.doi.org/10.4236/jep.2015.61005 Impact Factor 0.85

Shahul Hameed, A., Resmi T R., Suraj, S., Unnikrishnan Warrier, C., Sudheesh, M., Deshpande, R.D., 2015. Isotopic characterization and mass balance reveals groundwater recharge pattern in Chaliyar River basin, Kerala, India. Journal of Hydrology: Regional

Shahul Hameed, A., Resmi T R., Suraj, S., Unnikrishnan Warrier, C., Sudheesh, M., Deshpande, R.D., 2015. Isotopic characterization and mass balance reveals groundwater recharge pattern in Chaliyar River basin, Kerala, India. Journal of Hydrology: Regional Studies, Volume 4, pp. 48–58.

Shahul Hameed, A., Resmi T R., Suraj, S., Unnikrishnan Warrier, C., Sudheesh, M., Deshpande, R.D., 2015. Isotopic characterization and mass balance reveals groundwater recharge pattern in Chaliyar River basin, Kerala, India. Journal of Hydrology: Regional Studies, Volume 4, pp. 48–58.

Shiji, M., Kavya, P., & Harikumar, P. S. (2015). Sediment quality assessment of Kavvayi wetland in south coast India with special reference to phosphate fractionation and heavy metal contamination. Journal of Environmental Protection, 6, 1308-1321. http:/

Shiji, M., Kavya, P., & Harikumar, P. S. (2015). Sediment quality assessment of Kavvayi wetland in south coast India with special reference to phosphate fractionation and heavy metal contamination. Journal of Environmental Protection, 6, 1308-1321. http://dx.doi.org/10.4236/jep.2015.611114

Shiji, M., Kavya, P., & Harikumar, P. S. (2015). Sediment quality assessment of Kavvayi wetland in south coast India with special reference to phosphate fractionation and heavy metal contamination. Journal of Environmental Protection, 6, 1308-1321. http://dx.doi.org/10.4236/jep.2015.611114

Harikumar P S, Deepak R and Sabitha A R (2014). Water Quality Assessment of Valapattanam River Basin in Kerala, India, using Macro-Invertebrates as Biological Indicators, The Open Environmental & Biological Monitoring Journal, 2014, 6, 1-9

Harikumar P S, Deepak R and Sabitha A R (2014). Water Quality Assessment of Valapattanam River Basin in Kerala, India, using Macro-Invertebrates as Biological Indicators, The Open Environmental & Biological Monitoring Journal, 2014, 6, 1-9

Harikumar P S, Deepak R and Sabitha A R (2014). Water Quality Assessment of Valapattanam River Basin in Kerala, India, using Macro-Invertebrates as Biological Indicators, The Open Environmental & Biological Monitoring Journal, 2014, 6, 1-9

Harikumar P. S. Jesitha K, Megha T. and Kamalakshan Kokkal (2014). Persistence of endosulfan in selected areas of Kasaragod district, Kerala, Current Science, Vol. 106, 2014 Impact Factor 0.926

Harikumar P. S. Jesitha K, Megha T. and Kamalakshan Kokkal (2014). Persistence of endosulfan in selected areas of Kasaragod district, Kerala, Current Science, Vol. 106, 2014 Impact Factor 0.926

Harikumar P. S. Jesitha K, Megha T. and Kamalakshan Kokkal (2014). Persistence of endosulfan in selected areas of Kasaragod district, Kerala, Current Science, Vol. 106, 2014 Impact Factor 0.926

Manjusha C M, Megha P U and Harikumar P S (2014). Isolation and Characterisation of Total Streptocci and Faecal Streptococci from Kuppam river basin in South west coast of India, Int.J.Curr.Microbiol.App.Sci, 3(3): 164-175

Manjusha C M, Megha P U and Harikumar P S (2014). Isolation and Characterisation of Total Streptocci and Faecal Streptococci from Kuppam river basin in South west coast of India, Int.J.Curr.Microbiol.App.Sci, 3(3): 164-175

Manjusha C M, Megha P U and Harikumar P S (2014). Isolation and Characterisation of Total Streptocci and Faecal Streptococci from Kuppam river basin in South west coast of India, Int.J.Curr.Microbiol.App.Sci, 3(3): 164-175

Musthafa Odayooth Mavukkandy, Subhankar Karmakar & Harikumar PS, Assessment and rationalization of water quality monitoring network: a multivariatestatistical approach to the Kabbini River (India), Environ Sci Pollut Res, DOI 10.1007/s11356-014-3000-y, 20

Musthafa Odayooth Mavukkandy, Subhankar Karmakar & Harikumar PS, Assessment and rationalization of water quality monitoring network: a multivariatestatistical approach to the Kabbini River (India), Environ Sci Pollut Res, DOI 10.1007/s11356-014-3000-y, 2014, Springer-Verlag Berlin Heidelberg 2014 Impact Factor; 2.828

Musthafa Odayooth Mavukkandy, Subhankar Karmakar & Harikumar PS, Assessment and rationalization of water quality monitoring network: a multivariatestatistical approach to the Kabbini River (India), Environ Sci Pollut Res, DOI 10.1007/s11356-014-3000-y, 2014, Springer-Verlag Berlin Heidelberg 2014 Impact Factor; 2.828

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