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Dr. S. N. Ramanujam

List of Publications:

  1. Ramanujam, S. N. and Ratha, B. K. 1980a Studies on piscicidal plants of North-Estern India : Hope for an indigenous plant poison for fish nursery management. Curr. Sci.. 49, 251-252.
  2. Ramanujam, S. N. and Ratha, B. K. 1980b Effect of the alcoholic extract of Zanthoxylum armatum fruits on certain hematological parameters of Heteropneustes fossilis.Curr. Sci., 49, 487-489.
  3. Ramanujam, S. N. and Ratha, B. K. 1980c Glucose-6-phosphate dehydrogenase (LDH) activities in two air-breathing and two gill-breathing species of fish – A comparative study. 1980, Proc. Indian Natn. Sci. Acad., 46, 168-171.
  4. Ramanujam, S. N. and Ratha, B. K. 1981 Studies on Acetylcholinesterase activity in different tissues of air and gill-breathing fishes. Comp. Physiol. Ecol., 6, 233-237.
  5. Ramanujam, S. N. and Ratha, B. K. 1983 Bio-assay and neurotoxic effect of a piscicidal plant, Zanthoxylum armatum on fresh water fish. Proc. Indian Natn. Sci. Acad., 49, 93-100.
  6. Ramanujam, S. N. and Ratha, B. K. 1986 Variations in acetylcholinesterase from brain and muscle of a freshwater air-breathing teleost Heteropneustes fossilis.Acta. Biochim. Biophys. Hung., 21, 381-390.
  7. Ramanujam, S. N. and Mohanty, G. 1997 Thiodan induced sub-lethal response on hematological parameters of Heteropneustes fossilis. J. Life Sci., 2, 8-13..
  8. Ramanujam, S. N., Roy, B. and Jha, L. K. 2000 Inventory studies on the earthworm population in the agroforestry system of Mizoram. Proc. Intn. Workshop on agroforestry and forest products, Aizawl, 191-194.
  9. Dey,S., Ramanujam,S. N., Dkhar,P. S., Bhattarjee,C. R. and Purkayastha, D 2001 Disturbances in cellular feature and elemental homeostasis in the integument of a freshwater fish Channa punctatus (Bloch) in relation to hydrogen ion concentration of polluted water. Cytobios, 106 (supp. 2), 233-244.
  10. Ramanujam,S. N. and Harit,D. N. 2002 Report on the ophidian fauna of Mizoram, India. J.Environ. and Ecoplan, 6, 335-337.
  11. Harit, D. N. and S. N. Ramanujam 2002 Reptilian fauna of Mizoram, India. Cobra, 47, 5-7.
  12. Ramanujam,S. N. and Razi, M. A. 2003 A report on biodiversity of icthyo fauna and reptilian fauna of Mizoram. In proceedings of North Eastern Himalayan Biodiversity (ed. Chakravorti), Humbolt Club, Calcutta, 48-57.
  13. Dey, M and Ramanujam, S. N. 2003 Record of Pterorana khare Kiyasetuo and Khare, 1986 (Anura: Ranidae) from Aizawl district, Mizoram, north-eastern India. Hamadryad, 27, 255-256.
  14. Ramanujam, S. N., Lalthanzara, H. and Jha, L. K., 2004. Biodiversity of earthworms in Mizoram. J.Natcon., 16, 129-134.
  15. Julka, M. J., Ramanujam, S. N. and Lalthanzara,H. 2005 On new species of earthworm genus Eutyphoeus (Octochaetidae: Oligochaeta) from Mizoram, India. Megadrilogica, 10, 69-72.
  16. Ramanujam, S. N. and Ratha, B. K. 2008 Effect of fruit extract of oiscicidal plant, Zanthoxylum armatum, on respiratory physiology of freshwater fish. J. Sci. Res. (BHU), 52, 61-69.
  17. Ramanujam, S. N. and Ratha, B. K. 2008 Effect of alcohol extract of a natural piscicide - fruits of Zanthoxylum armatum DC. on Mg2+- and Na+, K+- ATPase activity in various tissues of a freshwater air-breathing fish, Heteropneustes fossilis. Aquaculture, 283, 77-82.
  18. Lalthanzara, H and S. N. Ramanujam 2010 Effect of fertilizer (NPK) on earthworm population in the agroforestry system of Mizoram, India. Sci Vis., 10 : 159-167.
  19. Ramanujam, S. N., M. Manorama, and S. Dey 2010 Ichthyodiversity of Meghalaya. India Electronic Journal of Ichthyology, 6: 15 – 26.
  20. Manorama, M. and S. N. Ramanujam 2011 Length-weight relationship of freshwater fish, Puntius shalynius Yazdani and Talukdar (Cypriniformes: Cyprinidae), in Meghalaya, India. J. Appl. Ichthyol., doi: 10.1111/j.1439-0426.2011.01785.x.
  21. Lalthanzara, H., S. N. Ramanujam and L.K. Jha 2011 Population dynamics of earthworm in relation to soil Physico-chemical parameters in agroforestry systems of Mizoram, north-east India. J.Environ.biol., 32, 599-605
  22. Mylliemngap, B. K., and S. N. Ramanujam 2011 Icthyodiversity in the coal mining and adjacent Non-Coal Mining Drainages of Jaintia Hills, India. Asian Fisheries Science, 24,177-185.
  23. Mylliemngap, B. K., and S. N. Ramanujam 2011 Morphological Changes in the Gills of Heteropneustes fossilis Exposed to Coal Mining Effluents water. J.Environ.biol . 33, 735 – 739.
  24. Ramanujam, S. N. and Dominic, R. 2012  Median lethal concentration (LC50) of piscicidal plants and their utilization in aquaculture.  J Appl. Aquacult.,. 24, 326 – 333.
  25. Dominic, R and Ramanujam, S.N. 2012 Traditional knowledge of piscicidal plants of Nagaland, Northeast India and its Ethnobotanical Uses.  IJNPR 3, 582-588
  26. Sailo,  L., Solanki, G. S., Ramanujam, S. N. and Lalthanzara, H. 2013  Survey on distribution of pheasants (Galliformes) in Mizoram, India. Sci.  Vis. 13, 90-95.
  27. Lalthanzara, H., and Ramanujam, S. N.  2014 Earthworm cast production and physico-chemical properties in two agroforestry systems of Mizoram (India).  Tropical Ecol., 55, 75 – 84.
  28. Dey, S., Ramanujam, S. N. & Mahapatra, B. K. 2014  Breeding of Ornamental Hill Stream Fish Devario aequipinnatus (McClelland) in captivity. Int. J. Fish.  Aqua. Stud., 1, 1-7.
  29. Paul, R., Guite, L. L., and  Ramanujam,  S. N.  2014 Copper and Cadmium induced histopathological alterations in liver of Heteropneustes fossilis (Bloch) at varying water pH.  Int. J. Fish.  Aqua. Stud., 1, 38-42.
  30. Lalthanzara, H.,  Sailo, L.,  Solanki, G. S. and Ramanujam,    S. N. 2014 Galliformes and their conservation issues in Mizoram, north east India.  Cibtech J. Zool., 3, 42-48.
  31. Singh, P., Dey, M., and Ramnujam, S. N.  2014 Assessing feeding habits of tadpoles of Leptobrachium smithi (Matsui et al. 1999) during different development stages: a qualitative and quantitative study from Rosekandy Tea Estate, Cachar, Assam. Int. J. Sci. Res. Pub., 4, 1-6.
  32. Manorama, M, Ramanujam, S. N. and Dey,  S. 2014 Scanning electron microscopy of some vital structures of Puntius shalynius Yazdani and Talukdar 1975, an endemic hill-stream fish of north east India. J. Adv. Micro. Res.,  9, 1–7.
  33. Manorama, M. and Ramanujam, S. N. 2014 Condition factor and relative condition factor of an ornamental fish, Puntius shalynius Yazdani and Talukdar in Meghalaya, India.  Int. J. Res. Fish. Aqua., 4, 77-81.
  34. Guite, L. L.,  Paul R. and  Ramanujam, S. N. 2015 Scanning Electron Microscopic Studies on the Gills of the Catfish Heteropneustes fossilis (Bloch) Exposed to Copper at Varying pH. Bull. Environ. Contam. Toxicol., 94, 709–714.

Papers presented in conferences/symposia/seminars:

  1. Ratha, B. K. and Ramanujam, S. N. 1979 Toxicity studies of Zanthoxylum alatum on certain freshwater fishes. Annual General Body Meeting of Soc. Biol. Chem.Bangalore, India.
  2. Ratha, B. K., Bhagowati, S. K., Ramanujam, S. N., 1980 Induction of Hepatic Tyrosine Aminotransferase by Hydrocorticosone in two different stages of development of tadpole Philautus cherrapunjiae., The IV All India Cell Biol. Conference, Calcutta, India.
  3. Ramanujam, S. N., Bhagowati,S.K  and Ratha,B.K. 1980 Effect of Photoperiod on the regulation of circadian rhythm of acetylcholinesterase in thhe brain and muscle, and cytoplasmic tyrosine amino transferase in the liver of the catfish Heteropneustes fossilisThe IV All India Cell Biol. Conference, Calcutta,  India.
  4. Ratha, B. K. and Ramanujam, S. N. 1981 Inhibition of Na+,K+ - ATPase activity in different tissues of Heteropneustes fossilis by the alcoholic extract of the fruits of a piscicidal plant, Zanthoxylum armatum. Soc. Biol. Chem., India, 50th Annual Meeting, M.S.University, Baroda, India.
  5. Ratha, B. K. and Ramanujam, S. N. 1985 Biochemical effects of the fruits of Zanthoxylum armatum a natural pesticide on freshwater fishes.  International Conference on Pesticides Toxicity, Safety and Risk Assessment, Lucknow, India.
  6. Ramanujam, S. N. and Roy,B. 1998 A survey of earthworms in Lusai hills, Mizoram, India. Seminar on Environmental Problems of N.E. India, Silchar, Assam, India.
  7. Roy,B. and Ramanujam, S. N. 1999 Nutritious value of Concephalus sp. An unusual food in N.E. India. National Symp. On IPM in N.E. India, Silchar, Assam, India.
  8. Ramanujam, S. N. and  Harit,D.N. 2001 Threat to faunal biodiversity conservation of state of Mizoram, India.  National Symposium on Status of India’s faunistic diversity and environment, Meerut, India.       
  9. Ramanujam, S. N. and H. Lalthanzara 2008 North Eastern Hill University, Shillong, India.
  10. H. Lalthanzara and S.N. Ramanujam 2008 Worm Cast production and its nutrient status in relation to adjacent soil in agroforestry system of Mizoram, India. Recent Advances in Science and Technology, Aizawl. India.
  11. Ramanujam, S. N. and Devi M. M. 2008 Ichthyodiversity of Meghalaya. Lake 2008,  22nd – 24th Dec., 2008,  IISc, Bangalore, India.
  12. Ramanujam, S. N. and Brandon, K. M. 2008 Studies on the diversity of  fish fauna in the coal mining and non-coal mining drainages of Jaintia Hills, Meghalaya. 19th  All India Congrss of Zoology - National Seminar on Biodiversity & Human welfare,  29th – 31st Dec., 2008, Guwahati, India.
  13. Ramanujam, S. N. and Dominic, R. 2009 Effect of Diospyros variegata Kunze, a piscicidal plant from the state of Nagaland, on freshwater fishes.  Indian Science Congress, 3rd – 7th  Jan., 2009, Shillong, India.
  14. Ramanujam, S. N. and Dominic, R.  Traditional knowledge of piscicidal plants of Nagaland, Northeast India and Ethno-medico-botanical Uses. National Conference on Recent Trends in Aquatic Ecology, Utility, Conservation and Sustainable Management, 2nd & 3rd September 2011 Organized by Department of Zoology, Government First Grade College, Chikkballapur, Karnataka, India.
  15. Ramanujam, S. N. and Guite, L. L. Influence of pH on acute toxicity of Copper Sulphate (CuSO 4.5H 2O) and Cadmium Chloride (CdCl 2.H 2O) in Heteropneustes fossilis (Bloch). National Conference on Recent Trends in Aquatic Ecology, Utility, Conservation and Sustainable Management, 2nd & 3rd September 2011 Organized by Department of Zoology, Government First Grade College, Chikkballapur, Karnataka, India.
  16. Manorama, M., Dey, S., Ramanujam, S. N. Ichthyofaunal diversity in Meghalaya and studies on some aspects of biology of Puntius shalynius Yazdani and Talukdar and Devario aequipinnatus (McClelland). Lecture Series on “Biodiversity: Prospects and  Concerns” organized by School of Life Sciences under UPE, NEHU, Shillong, held  on March 14-15, 2012.
  17. Dey, S. & Ramanujam, S. N. Breeding of Ornamental Hill Stream Fish Devario aequipinnatus (McClelland) in captivity. "National Symposium on Advances in Zoology and Environmental Science" organized by Deen Dayal Upadhyaya Gorakhpur University, held on March 13-14, 2013.
  18. Guite, L.L., Paul, R. & Ramanujam, S. N. Acute toxicity of copper sulphate (CuSO4.5H2O) and cadmium chloride (CdCl2. H2O) on Glutathione S- transferase activity with variation to water pH in Heteropneutes fossilis (Bloch). "National Symposium on Advances in Zoology and Environmental Science" organized by Deen Dayal Upadhyaya Gorakhpur University, held on March 13-14, 2013.

Contributions in Books:

  1. Ramanujam,S.N. 2005 Biodiversity of aquatic fauna of Mizoram: The present scenario. In Aquatic biodiversity in India (ed. Khanna,D.R. et.al.), Daya Pub. House, Delhi, India, pp.61-80
  2. Ramanujam,S.N. and Harit,D.N. 2002 Report on the fish fauna  of Tiau and Tuipui rivers of Mizoram, NATCON Pub., 7, India.  Pp. 227-230.
  3. Ramanujam,S.N., Devi, M.M. and Dey,S. 2011 Diversity of Fish Fauna in Meghalaya. In Himalayan Aquatic Biodiversity Conservation & New Tools in Biotechnology (ed. Bhatt J.P .), TransMedia Publication, Srinagar (Garhwal), India, pp.167-179.
  4. R. Dominic and S.  N. Ramanujam 2012 Traditional knowledge of piscicidal plants of Nagaland, Northeast India and its Ethnobotanical Uses. In: Inland water Ecology of India (Ed. Majagi S. H.), Daya Publishing House, New delhi, India. Pp.87 – 104.
  5. L.L.Guite and S. N. Ramanujam  2012 Influence of pH on acute toxicity of Copper Sulphate (CuSO4.5H2O) and Cadmium Chloride (CdCl2.H2O) in Heteropneustes fossilis (Bloch). In: Inland water Biology of India (Ed. Majagi S. H.), Daya Publishing House, New delhi, India. Pp. 105 – 117.
  6. S.N. Ramanujam, B.K. Ratha, and R. Dominic. 2013 Piscicidal plants in fish nursery management  In: Advances in Fish Research, Vol.-V (Ed. Goswami, U.C.) , Narendra Publishing House, Delhi, India, Pp. 233 – 256.
  7. H. Lalthanzara and S. N. Ramanujam. (2014). Vertical  Distribution of earthworms in agro-forestry system of Mizoram, India.  In Biology and Ecology of Tropical     earthworms  Chaudhuri, P. and S. M. Singh (Ed.).  Discovery Publishing House Pvt. Ltd., New Delhi, India. p. 125 – 140.
  8. H. Lalthanzara1, L Sailo1, G.S. Solanki, S.N. Ramanujam, R.K. Lallianthanga and Lalbiakmawia. (2014). Grey Peacock Pheasant, Polyplectron bicalcaratum, as a probable candidate for Ecological Indicator in Tropical Montane Forest of Mizoram, Northeast India.  In Issues and Trends of Wildlife Conservation in Northeast India  Lalnuntluanga, J. Zothanzama, Lalramliana, Lalduhthlana and H.T. Lalremsanga (Ed.),   Mizo Academy of Sciences (MAS), Aizawl, India.   

Reports and Popular articles:

  1. Report on the worldlife Fauna of Mizoram - Centre for Science and Development, New Delhi.
  2. Biopesticides – Nucleus, P.U.C., Aizawl.
  3. Facing earthworm – Science vision, MIPOGRASS, Aizawl.
Updated by lakmen_zoology on Jul 01, 2015 15:42:44