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od Kamalakshan Kokkal
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Environmental problems of Kerala

od Bijukumar, A, Kamalakshan, Kokkal
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Environment Monitoring Programme on Water Quality 2010: a report

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Persistence of endosulfan in selected areas of Kasaragod district, Kerala

od P. S. Harikumar; K. Jesitha; T. Megha and Kamalakshan Kokkal
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Wetland conservation and management in Kerala: fourteenth Kerla science congress proceedings of the theme topic

od Biju Kumar, A, Kamalakshan Kokkal, Premachandran, P N
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Environmental Monitoring Programme on water quality 2010

od Harikumar,P.S
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