Name DR. N. ROYCHOUDHURY, F.E.S.I.

Designation Scientist F
Qualification

B. Sc. (Hons-Zoology), M. Sc. (Zoology-Entomology), Ph.D. (Zoology-Entomology),  Post- doctoral (Agricultural Entomolgy)

Experience 25 years
Subject Area Entomology
Publication

160

Bulletins                        :   02

Book chapters               :   03

Reviews                        :   15    

Research Papers            : 100    

Popular Articles             :   40

Research Publication of Dr. N. Roychoudhury, Forest Entomology Division

Research papers in journals :

a. International journals

  1. Jain, A., Roychoudhury, N., Bhargava, A. and Sharma, S. (1998). Seasonal variation in foliar protein and polyphenol of teak and their influence on population outbreak of Hyblaea puera Cram. and Eutectona machaeralis Walk. Malaysian Forester 60: 216-228.
  2. Jain, A., Roychoudhury, N. and Bhargava, A. (2000). Role of foliar protein and polyphenol and their relationship to clonal resistance in teak against the leaf skeletonoizer, Paliga machoeralis Walker (Lepidoptera : Pyralidae). J. Trop. For. Sci. 12: 221-226.
  3. Roychoudhury, N. (1998). Teak entomology : its importance. Teaknet Newsletter 11: 1-2
  4. Roychoudhury, N. and Jain, A. (1998). Leaf skeletonizer resistant teak clones. Teaknet Newsletter 11: 5.
  5. Roychoudhury, N., Jain, A., Pal, R. and Joshi, K.C. 1997. Antixenosis resistance in teak clones to leaf skeletonizer, Eutectona machaeralis Walker, in relation to certain phytochemicals. Malaysian Forester 60: 7-15.
  6. Roychoudhury, N., Joshi, K.C., Gera, M. and Sharma, S. 1997. Selection of teak clones for resistance against leaf skeletonizer, Eutectona machaeralis Walker. Malaysian Forester 60: 183-190.

b. National Journals

  1. Jain, A., Roychoudhury, N. and Joshi, K.C. 1995. Population outbreak of defoliator, Hyblea puera Cramer and skeletonizer, Eutectona machaeralis Walker on teak in relation to leaf chemical status. Myforest 31: 49-54.
  2. Joshi, K.C. and Roychoudhury, N. 1996. Relative toxicity of some insecticides against the larvae of shisham defoliator, Plecoptera reflexa Guenee. Journal of Tropical Forestry 12: 44- 47.
  3. Joshi, K.C., Roychoudhury, N. and Barve, S.K. 2008. New addition to the moth and beetle fauna of Achanakmar-Amarkantak biosphere reserve. Indian Journal of Tropical Biodiversity 16: 179-184.
  4. Joshi, K.C., Roychoudhury, N., Kulkarni, N., and Sambath, S. 2006. Sal heartwood borer in Madhya Pradesh. Indian Forester 132: 799-807.
  5. Joshi, K.C., Roychoudhury, N., Kulkarni, N., Meshram, P.B., Kalia, S. and Pant, N.C.1993. Insects as tribal food. Journal of Tropical Forestry 9: 264-269.
  6. Joshi, K.C., Roychoudhury, N., Kulkarni, N., Meshram, P.B., Kalia, S. and Pant, N.C. 1993. Efficacy of some insecticides against the larvae of kullu defoliator, Sylepta balteata F. Journal of Tropical Forestry 9: 361-364.
  7. Joshi, K.C., Roychoudhury, N., Sambath, S., Humane, S. and Pandey, D.K. 1996. Efficacy of three varietal toxins of Bacillus thuriengiensis against Ailanthus defoliator, Atteva fabriciella Swed. (Lepidoptera : Yponomeutidae). Indian Forester 122: 1023-1027.
  8. Joshi, K.C., Sambath, S., Yousuf, Md., Chander, S., Roychoudhury, N. and Kulkarni, N. 2007. Evaluation of Trichogramma spp. to minimise the attack of teak leaf skeletonizer. Indian Forester 133: 527-533.
  9. Joshi, K.C.; Kulkarni, N; Roychoudhury, N; Chandra, S. and Barve, S. 2004. A study of insects from Kanha National Park. Journal of Tropical Forestry 20: 58-74.
  10. Pal, R., Roychoudhury, N. and Joshi, K.C. 1996. Crypsiptya coclesalis Walker, a devastating pest of bamboos. Myforest 32: 221-223. Roychoudhury, N. 1998. Insecticidal activity of neem extract against some key insect pests. Journal of Tropical Forestry 14: 173-177.
  11. Roychoudhury, N. 1999. Occurrence of reproductive diapause in Chrysocoris purpureus Westwood (Heteroptera : Scutelleridae). Indian Forester 125: 637-639. Roychoudhury, N. 1999. Spinning behaviour and pupal web formation in teak leaf skeletonizer, Eutectona machaeralis. Indian Journal of Entomology 61: 296-298.
  12. Roychoudhury, N. 2002. Albizia procera (Roxb.) Benth.- a new host record for Catopsilia crocale Cramer (Lepidoptera : Pieridae). Indian Forester 128: 101-102.
  13. Roychoudhury, N. 2002. Relative resistance in teak clones to leaf skeltonizer, Eutectona machoeralis (Walker) (Lepidoptera : Pyralidae) and role of leaf moisture. Entomon 27 : 211-214.
  14. Roychoudhury, N. and Joshi, K. C. 1995. A new record of Hypolixus truncatulus (Fabricius) on Sesbania grandiflora (L.) Poir. Myforest 31: 61-62. Roychoudhury, N. and Joshi, K.C. 1993.Growth and developmental fate of moisture in teak leaf skeletonizer, Eutectona machaeralis Walker (Lepidoptera : Pyralidae). Indian Journal Tropical Biodiversity 1: 296-301.
  15. Roychoudhury, N. and Joshi, K.C. 1995. Larval feeding habits and moulting behaviour of Hyblaea puera Cramer on teak. Advances in Forestry Research in India 12: 228-233. Roychoudhury, N. and Joshi, K.C. 1996. A new record of occurrence and biology of Nezara viridula (L.) on Sesbania sesban (L.) Merrill. Indian Journal of Forestry 19: 137-144.
  16. Roychoudhury, N. and Joshi, K.C. 1996. Concept of antixenosis resistance of plants to insects. Advances in Agricultural Research in India 5: 37- 41. Roychoudhury, N. and Joshi, K.C. 1996. Relative toxicity of certain insecticides against the larvae of teak defoliator, Hyblaea puera. Indian Journal of Entomology 58: 253-255.
  17. Roychoudhury, N. and Joshi, K.C. 1996. Search for natural resistance in teak clones against Eutectona machaeralis Walker (Lepidoptera: Pyralidae). Indian Journal of Forestry 19: 205-213.
  18. Roychoudhury, N. and Joshi, K.C. 1997. Larval feeding habits and moulting behaviour of leaf skeletonizer, Eutectona machaeralis Walker, on teak. Indian Forester 123: 438- 439.
  19. Roychoudhury, N. and Joshi, K.C. 2000. Natural resistance in teak to Spodoptera litura (Fabricius) Boursin (Lepidoptera : Noctuidae). Indian Forester 126: 792-796.
  20. Roychoudhury, N. and Joshi, K.C. 2003. Effect of leaf extract of resistant teak clone on susceptibile clone and vice-versa, on feeding potentiality and larval growth of leaf skeletonizer, Eutectona machaeralis (Walker) (Lepidoptera: Pyralidae). Indian Journal of Forestry 26: 354 -356.
  21. Roychoudhury, N. and Joshi, K.C. 2006. Relative resistance in Albizia procera (Roxb.)Benth. against foliage feeder, Spirama retorta Cram. due to seed source variation and role of leaf water. Journal of Tropical Forestry 22: 43-48.
  22. Roychoudhury, N. and Joshi, K.C. 2008. Leaf roller, Crypsiptya coclesalis Walker (Lepidoptera: Pyralidae), a major pest of bamboos in nurseries and plantations. Indian Forester 134: 1229-1235.
  23. Roychoudhury, N. and Joshi, K.C. Sambath, S. and Pal, R. 2000. New records of Euproctis lunata Walker on Sesbania sesban (L.) Merril. Van Anusandhan 13: 71-73.
  24. Roychoudhury, N. and Sambath, S. 1998. Pest status, growth and development of Eurema blanda Boisduval (Lepidoptera : Pieridae) on Albizia procera (Roxb.) Benth. Indian Journal of Forestry 21: 160-163.
  25. Roychoudhury, N. Chandra, S. and Joshi, K.C. 2009. Haldinia cordifolia - a new host plant record for leaf roller, Sylepta derogata Fabricinous (Lepidoptera: Pyralidae). Annals of Forestry 17: 153-156
  26. Roychoudhury, N. Sambath, S. Kulkarni, N. and Joshi, K.C. 2007. A note on Paectes subapicalis Walker (Lepidoptera: Noctuidae): a pontential sal defoliator in Madhya Pradesh. Indian Journal of Forestry 30: 463-466.
  27. Roychoudhury, N., Chourasia, M., Jalil, P. and Joshi, K.C. 2009. Response of leaf skeletonizer, Eutectona machaeralis (Walker) (Lepidoptera: Pyralidae), on some progeny of teak clones of Madhya Pradesh. Indian Forester 135: 322-330.
  28. Roychoudhury, N., Joshi, K.C. and Gupta, B.N. 1996. Bio-control of forest insect pests by using Bacillus thuringiensis Berliner. Advances in Forestry Research in India 14: 101-142.
  29. Roychoudhury, N., and Joshi, K.C. 2000. Relative toxicity of some insecticides against the larvae of teak leaf skeletonizer, Eutectona machaeralis Walker. Pestology 24: 80-84.
  30. Roychoudhury, N., Bhowmik, A.K., Jain, A., Joshi, K.C. and Banerjee, S.K. 1998. Relative resistance in teak clones to Spodoptera litura (Fabricius) Boursin (Lepidoptera : Noctiudae), in relation to certain leaf nutrients. Indian Journal of Forestry 21: 321-326.
  31. Roychoudhury, N., Chawhaan, P.H., Joshi, K.C. and Mandal, A.K. 2006. Inheritance pattern of infestation of borer, Bruchus bilineatopygus Pic. (Coleoptera : Bruchidae), in seeds of Albizia procera (Roxb) Benth. Indian Forester 132: 239-244.
  32. Roychoudhury, N., Chourasia, M. and Joshi, K.C. 2006. Response of skeletonizer, Eutectona machaeralis (Walker), to some teak clones of Madhya Pradesh. Indian Journal of Tropical Biodiversity 14:76-80.
  33. Roychoudhury, N., Jain, A. and Joshi, K.C. 1995. Alteration of growth and development in leaf skeletonizer, Eutectona machaeralis Walker, due to variations in teak leaves of different maturity. Indian Journal of Experimental Biology 33: 227-229.
  34. Roychoudhury, N., Jain, A. and Joshi, K.C. 1995. Resistance in teak clones against leaf skeletonizer, Eutectona machaeralis Walker (Pepidoptera : Pyralidae). Advances in Forestry Research in India 13: 140-157.
  35. Roychoudhury, N., Jain, A. and Joshi, K.C. 2003. Host plant preference in Hyblaea puera Cramer and role of certain leaf chemicals on growth of defoliator. Indian Journal of Forestry 26: 156-158.
  36. Roychoudhury, N., Jain, A., Joshi, K.C. and Gupta, B.N. 1995. Concept of natural resistance of trees to insects. Advances in Forestry Research in India 13: 211-220.
  37. Roychoudhury, N., Jain, A., Joshi, K.C. and Lal, R.B. 1997. Natural resistance in teak clones to leaf skeletonizer, Eutectona machaeralis Walker: an appraisal. Indian Forester 123: 1027-1035.
  38. Roychoudhury, N., Joshi, K.C. and Barve, S.K. 2009. Albizia lebbek (Linn.) Bemth. and Albizia procera (Roxb.) Benth. - first host plant record of Dinumma placens Walker (Lepidoptera : Noctuidae). Journal of Tropical Forestry 25: 72-74.
  39. Roychoudhury, N., Joshi, K.C. and Bhowmik, A.K. 1995. A new report of Eurema blanda Biosduval (Lepidoptera : Pieridae) as a major pest of Pithecellobium dulce Benth. Indian Forester 121: 665-666.
  40. Roychoudhury, N., Joshi, K.C. and Chourasia, M. 2002. Insect pests of Tectona grandis L.f.: an update. Advances in Forestry Research in India 25: 196-224.
  41. Roychoudhury, N., Joshi, K.C. and Chourasia, Manish 2003. Insect Pests of Teak in Madhya Pradesh. Indian Journal of Tropical Biodiversity 11: 1-7.
  42. Roychoudhury, N., Joshi, K.C. and Pal, R. 1997. Larval feeding preference of leaf skeletonizer, Eutectona machaeralis Walker, on teak leaves of different levels of maturity. Advances in Forestry Research in India 16: 172-179.
  43.  Roychoudhury, N., Joshi, K.C. and Rawat, P.S. 1994. A new record of Chrysocoris purpureus Westwood (Heteroptera: Scutelleridae) on poplar, Populus deltoides Bartr. ex marsh. Indian Forester 120: 1126-1128.
  44. Roychoudhury, N., Joshi, K.C. and Rawat, P.S. 2001. Phalanta phalantha Drury (Lepidoptera : Nymphalidae) - a major pest of poplar, Populus deltoides Bartr. Indian Forester 127: 252-254.
  45. Roychoudhury, N., Joshi, K.C., Sambath, S. and Pandey, D.K. 1994. Effectiveness of three varietal toxins of Bacillus thuringiensis against leaf skeletonizer, Eutectona machaeralis Walker (Pyralidae). Myforest 30: 57-60.
  46. Roychoudhury, N., Kalia, S. and Joshi, K.C. 1995. Pest status and larval feeding preference of Spodoptera litura (Fabricius) Boursin (Lepidoptera: Noctuidae) on teak. Indian Forester 121: 581-583.
  47. Roychoudhury, N., Kalia, S. and Joshi, K.C. 1997. Spodoptera litura (Fabricius) Boursin (Lepidoptera : Noctuidae), a major pest of Sesbania spp. and its species preference. Indian Journal of Forestry 20: 67-69.
  48. Roychoudhury, N., Sambath, S, and Joshi, K.C. 2004. Girth class of sal trees prone to the attack of heartwood borer, Hoplocerambyx spinicornis Newman (Coleoptera: Cerambycidae). Indian Forester 130: 1403-1409.
  49. Roychoudhury, N., Sambath, S. and Joshi, K.C. 1995. New records of Eurema blanda Biosduval and Eurema heacabe Linnaeus (Lepidoptera : Pieridae) as major pests of Sesbania spp. Journal of Tropical Forestry 11: 311-313.
  50. Roychoudhury, N., Sambath, S. and Joshi, K.C. 2003. Spermophageus sp. (Coleoptera: Bruchidae) - a new record of seed pest in Sesbania sesban (L.) Merrill. Indian Forester 129: 657-660.
  51. Roychoudhury, N., Sambath, S., Humane, S. and Joshi, K.C. 1995. Relative toxicity of some insecticides against Ailanthus defoliator, Atteva fabriciella Swed. (Lepidoptera : Yponomeutidae). Indian Journal of Forestry 18: 309-311.
  52. Roychoudhury, N., Sharma, S., Moulik, D.R. and Joshi, K.C. 1996. A new record of Perciana flavifusa Hampson (Lepidoptera: Noctuidae) on Grewia optiva Drumm. ex Burret and growth and development of serious defoliator. Indian Forester 122: 808-812.
  53. Roychoudhury, N., Singh, K. and Joshi, K.C. 2009. Insecticidal activity of spinosad against the larvae of Ailanthus webworm, Atteva fabriciella Swederus (Lepidoptera: Yponomeutidae). Pestology 33: 34-36.

Paper published in conference proceeding

  1. Joshi and Roychoudhury, N. 2003. Development of artificial diet for wild silkworms. In: Vanya Silk Culture and Forestry (Eds. Rana, A.K., Bisht, N.S., Khatri, R.K., Khanna, D., Siddiqui, A.A. and Babulal), pp. 25-28. Proceedings of National Workshop held at ICFRE, Dehradun, 21-22 April, 2003.
  2. Joshi, K.C., Kulkarni, N., Sambath, S., Chandra, S. and Singh, Ram Bhajan, Malviya, R.K. and Roychoudhury, N. 2006. Supplementation of indigenous egg parasitoid Trichogramma raoi Nagaraja, to minimize the attack of teak pests - a case study. In: Recent advances in teak research management practices in central India (Eds. Subramanian, K., Joshi, A.K., Mishra, A.K. and Kulkarni, M.M.), pp 175-183. Proceedings of Regional Workshop held at F.D.C.M., Nagpur, Maharashtra, 17-18 March, 2006.
  3. Joshi, K.C., Roychoudhury, N., Kulkarni, N. and Chandra, S. 2008. Insects associated with bamboos and their management. In: Bamboos: Management, conservation, value addition and promotion (Eds. Mandal, A.K., Berry, N. and Rawat, G.S.), pp 143-162. Proceedings of the National Conference held at Tropical Forest Research Institute, Jabalpur, 12-14 March, 2008,
  4. Joshi, K.C., Roychoudhury, N., Kulkarni, N., Kalia, S., Meshram, P.B. and Harsh, N.S.K. 1995. Use of bio-pesticides for the control of forest pests.In: Forestry research methods, pp 34-37. Proceedings of International Workshop held at Tropical Forest Research Institute, Jabalpur, 22- 23 March, 1995.
  5. Kulkarni, N., Roychoudhury, N., Sambath, S. and Joshi, K.C. 2000. Judicious use of pesticides for the enhancement of productivity In: Sustainable forest management through people's participation (Eds. Shukla, P.K., Prakasam, U., Bhargava, A., Sahai, A., Kumar, S., Banerjee, S.K. and Sharma, P.), pp 102-111. Proceedings of National Seminar held at Tropical Forest Research Institute, Jabalpur, 7-8 February, 2000.

Book chapters

  1. Joshi, K.C., Roychoudhury, N. and Sharma, N. 2001. Microbial pesticides for forest insect control. In : Recent trends in insect pest control to enhance forest productivity (Eds. Shukla, P.K. and Joshi, K.C.), pp 61-84. Tropical Forest Research Institute (ICFRE), Jabalpur.
  2. Roychoudhury, N. 2001. Tree resistance to insects : a novel approach of forest insect management. In: Recent trends in insect pest control to enhance forest productivity (Eds. Shukla, P.K. and Joshi, K.C.), pp 28-60. Tropical Forest Research Institute (ICFRE), Jabalpur.
  3. Roychoudhury, N. 2007. Introduction of eri silkworm culture in Achanakmar-Amarkantak biosphere reserve to uplift economic status of forest inhabitants. In: Research needs for Achanakmar-Amarkantak biosphere reserve (Eds. Joshi, K.C. and Mandal, A.K.), pp 107-114. Tropical Forest Research Institute (ICFRE), Jabalpur.
  4. Roychoudhury, N. 2007. Tree resistance to insects: a biotechnical method of forest insect management. In: Biotechnology and insect pest management (Eds. S. Ignacimuthu and S. Jayaraj), pp 61-67. Elite Publishing House Pvt Ltd, New Delhi.
  5. Roychoudhury, N., Jain, A. and Joshi, K.C. 2001. Insect pests of teak and breeding for insect resistance. In: Genetics and silviculture of teak (Eds. Mandal, A.K. and Ansari, S.A.), pp 187-205. International Book Distributors, Dehradun.

Paper presented in Workshop/Seminars:

  1. Roychoudhury, N. attended national seminar on Neem held at Vigyan Bhawan, New Delhi on 5 January, 1996 and presented a paper entitled Neem (Azadirachta indica A. Juss) : a potential sources of bio-pesticide against forest insect pests.
  2. Roychoudhury, N. attended seventh regional meeting of Silviculturists and research workers of central region held at Bhubaneshwar from 6-8 February, 1996 and presented a paper entitled Screening of antixensis resistance in teak clones to leaf skeletonizer, Eutectona machaeralis Walker and role of certain phytochemicals.
  3. Roychoudhury, N. attended seventh regional meeting of Silviculturists and research workers of central Region, Bhubaneshwar from 6-8 February, 1996 and presented a paper entitled Relative resistance in provenances of bamboo, Dendrocalamus strictus (Roxb.), against leaf roller.
  4. Roychoudhury, N. attended workshop on Forestry extension held at Topical Forest Research Institute, Jabalpur from 14-15 February, 1996 and presented a paper entitled Vermicompost - a biofertilizer.
  5. Roychoudhury, N. attended workshop on Forestry extension held at Topical Forest Research Institute, Jabalpur from 14 - 15 February, 1996 and presented a paper entitled Control of forest insect pests.
  6. Roychoudhury, N. attended workshop on Entomology and peer review of ongoing projects held at Tropical Forest Research Institute, Jabalpur from 30 September -1 October, 1997 and presented a paper entitled Screening host resistance.
  7. Roychoudhury, N. attended workshop on Entomology and peer review of ongoing projects held at Tropical Forest Research Institute, Jabalpur from 30 September- 1 October, 1997 and presented a paper entitled Comparative toxicity of synthetic chemical pesticides.
  8. Roychoudhury, N. attended workshop and peer review on Teak held at Tropical Forest Research Institute, Jabalpur. from 3-4 October, 1997 and presented a paper entitled Screening resistant teak to insects.
  9. Roychoudhury, N. attended national conference on Teak, held at Tropical Forest Research Institute, Jabalpur from 26-27 May, 1998 and presented a paper entitled Insect pests of teak and breeding for insect resistance.
  10. Roychoudhury, N. attended workshop on Entomology and peer review of ongoing projects, Tropical Forest Research Institute, Jabalpur from 12-13 November, 1998 and presented a paper entitled Screening host resistance.
  11. Roychoudhury, N. attended workshop cum peer review on Entomology held at Tropical Forest Research Institute, Jabalpur on 12th November, 1999 and presented a paper entitled Screening host resistance.
  12. Roychoudhury, N. attended workshop cum peer review on Entomology held at Tropical Forest Research Institute, Jabalpur on 15th November, 1999 and presented a paper entitled Breeding pest resistant teak.
  13. Roychoudhury, N. attended workshop and peer review on Albizia spp., held at Tropical Forest Research Institute, Jabalpur on 18 November, 1999 and presented a paper entitled Insect pests of Albizia procera and their control measures.
  14. Roychoudhury, N. attended workshop on Entomology and biological control held at Tropical Forest Research Institute, Jabalpur on 25 September, 2000 and presented a paper entitled Tree resistance to insects : a novel approach of forest insect management.
  15. Roychoudhury, N. attended peer review on Entomological projects running at different ICFRE Institutes held at Tropical Forest Research Institute, Jabalpur 26 September, 2000 and presented a paper entitled Screening of teak, bamboo and Albizia procera for resistance against key insect pests.
  16. Roychoudhury, N. attended peer review on Entomological projects running at different ICFRE Institutes, held at Himalayan Forest Research Institute, Shimla on 10 October, 2001 and presented a paper entitled Screening of teak, bamboo and Albizia procera for resistance against key insect pests
  17. Roychoudhury, N. attended peer review on Entomological projects running at different ICFRE Institutes, held at Himalayan Forest Research Institute, Shimla on 10 October, 2001 and presented a paper entitled Population dynamics and behaviour of sal heartwood borer and development of its control measures.
  18. Roychoudhury, N. attended peer review on Entomological projects running at different ICFRE Institutes held at Himalayan Forest Research Institute, Shimla on 10 October, 2001 and presented a paper entitled Screeninng and identification of teak of Madhya Pradesh for resistance against major insect pests.
  19. Roychoudhury, N. attended Biotech meet for the development of Madhya Pradesh held at Pachmarhi from 30-31 May, 2003 and presented a paper entitled Investigations on biotechnical methods to control major insect pests of teak in Madhya Pradesh.
  20. Roychoudhury, N. attended national workshop on Regional strategy for plant conservation held at Tropical Forest Research Institute, Jabalpur from 26-27 February, 2004 and presented a paper entitled Diversity in teak of Madhya Pradesh in context to relative resistance against its major insect defoliators.
  21. Roychoudhury, N. attended national seminar on Environment and development held at Environmental Planning and Co-ordination Organization, Bhopal from 16-17 January, 2006 and presented a paper entitled Insect epidemic and its threat in deterioration of forest cover: a cause of environmental degradation.
  22. Roychoudhury, N. attended national symposium on Biotechnology and insect pest management held at Entomology Research Institute, Loyola College, Chennai from 2-3 February, 2006 and presented a paper entitled Tree resistance to insects : a biotechnical method of forest insect management.
  23. Roychoudhury, N. attended national conference on Increasing forest productivity : genetic and breeding options held at Tropical Forest Research Institute, Jabalpur from 21-23 February, 2007 and presented a paper entitled Screening teak of Madhya Pradesh for resistance to major insect pests.
  24. Roychoudhury, N. attended national symposium on Emerging trends of bio-inoculants in forestry held at Tropical Forest Research Institute, Jabalpur from 26-27 April, 2007 and presented a paper entitled Response of teak defoliator, Hyblaea puera Cramer to culture filtrate of soil actinomycete, Streptomyces sp.
  25. Roychoudhury, N. attended workshop on Research needs for Achaknakmar-Amarkantak biosphere reserve held at Tropical Forest Research Institute, Jabalpur on 30 April, 2007 and presented a paper entitled Introduction of eri silkworm culture in Achanakmar-Amarkantak biosphere reserve to uplift economic status of forest inhabitants.
  26. Roychoudhury, N. attended national workshop on Sustainable management of NTFP held at Tropical Forest Research Institute, Jabalpur from 18-19 January, 2008 and presented a paper entitled Tropical tasar silk : a potential NTFP for forest dwellers of central India.
  27. Roychoudhury, N. attended national conference on Bamboos : management, conservation, value addition and promotion held at Tropical Forest Research Institute, Jabalpur from 12-14 March, 2008 and presented a paper entitled Insects associated with bamboos and their management.
  28. Roychoudhury, N. attended national conference on Pest management strategies for food security held at College of Agriculture, Indira Gandhi Krishi Vishwavidyalaya, Raipur from 2-3 May, 2008 and presented a paper entitled Native and exotic insect pests of eucalypts in India with special emphasis on alien invasive species, Leptocybe invasa Fisher & Lasalle (Hymenoptera : Eulophidae).
  29. Roychoudhury, N. attended national symposium on Non-chemical insect pest management held at Entomology Research Institute, Loyola College, Chennai from 5-6 February, 2009 and presented a paper entitled Soil actinomycetes : a potential source of novel microbial pesticides for insect pest management.
  30. Roychoudhury, N. attended national conference on Biodiversity conservation and management of bioresources held at Andhra Pradesh University, Visakhapatnam from 28-29 October, 2009 and presented a paper entitled Ivermectin-induced larval toxicity in bamboo leaf roller, Crypsiptya coclesalis Walker (Lepidoptera : Pyralidae).
  31. Books/Bulletins published
  32. Roychoudhury, N., Joshi, K.C. and Shukla, P.K. 2003. Screening insect resistant trees. Tropical Forest Research Institute (ICFRE), Jabalpur, 22 pp.
  33. Shukla, P.K., Jamaluddin and Roychoudhury, N. 2001. Diseases and Insect Pests of Teak, ICFRE Brochure No.68. Tropical Forest Research Institute, Jabalpur, 76 pp.

Technical Reports

  1. Joshi, K.C., Roychoudhury, N., Kulkarni, N. & Sambath, S. 2001. Entomology (04). Implementation completion report of World Bank FREE Project submitted to Indian Council of Forestry Rersearch and Education, Dehradun, 48 pp.
  2. Joshi, K.C.., Kulkarni, N., Roychoudhury, N., Yousuf, M. and Sambath, S. (2002). Population dynamics and behaviour of sal heartwood borer and its control measures. Implementation completion report of project submitted to Indian Council of Forestry Rersearch and Education, Dehradun, 26 pp.
  3. Joshi, K.C., Roychoudhury, N., Kulkarni, N. Chandra, S., and Barve, S. (2004). Entomological Survey of Kanha National Park. Project Report submitted to Madhya Pradesh Forest Department, 110 pp.
  4. Joshi, K.C., Chandra, S., Roychoudhury, N., Kulkarni, N. and Sambath, S. (2005). Introduction of egg parasitoid, Trichogramma sp. to prevent growth loss in plantations due to teak defoliator and skeletonizer. Project Report submitted to Madhya Pradesh Forest Department, 15 pp.
  5. Joshi, K.C., Kulkarni, N., Roychoudhury, N., Chandra, S and Sambath, S. (2005). Introduction of egg parasitoid for the protection of teak plantations from loss caused due to defoliator, Hyblaea puera & skeletonizer, Eutectona machaeralis, in Maharashtra. Project Report submitted to Maharashtra Forest Development Corporation Limited, Nagpur, 19 pp.
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