Ph.D. Dissertation:

Impact of Pesticides on Azotobacter species Isolated From Paddy Field Soil Samples

National & International Conference Papers

1. Amaresh Y S, Avinash S, Naik MK, Chennappa G, Arunkumar H, Sreenivas MY. (2020) Characterization of bioactive metabolites from Trichoderma sp against major soil borne pathogens. 7^th International Conference- Phytopathology in Achieving UN sustainable Development Goals. 319
2. Chennappa G, Vidya M, Sreenivasa MY (2018) Impact of pesticides on environmental ecosystem and contamination in food. National seminar on emerging diseases relevance to microbial technology and its application, prevention and eradication. LVD College, Raichur. 20 
3. Chennappa G, Naik MK, Amaresh YS and Ashwathnarayana DS (2017) Characterization of Trichoderma species and its secondary metabolites production for anti-pathogenic Properties. National symposium of Indian Society of Mycology & Plant Pathology 9 – 10^thOct at UHS, Bagalkot. 24
4. Chennappa G, Naik MK, Amaresh YS, Ravikiran, Ashwathanarayan DS, Mahadevaswami and Shruthi P (2017). Morphological, molecular characterization of Trichoderma species isolated from different rhizosphere soils and its anti-pathogenic properties. 5^thInternational Conference on Recent Trends in Science, Technology, Management and Society. International University of Malaya-Wales, Kuala Lumpur, Malaysia, 1
5. Chennappa G, Mahadevaswamy, Nagaraj H, Amaresh YS, Sreenivasa MY (2017) Biodegradation of pendimethalin, chlorpyrifos and carbendazim pesticides by an Azotobacter salinestris GVT‑1 efficient PGPR bacterium. National symposium ​“Trends in Microbiology” Organized by University of Mysore on 11^th May 
6. Chennappa G, Nagaraj H, Sreenivasa MY (2017) Quantification of genomic DNA and amplification of tri gene in trichothecene producing Fusarium species by conventional PCR technique. National symposium ​“Trends in Microbiology” Organized by University of Mysore on 11^th May
7. Chennappa G, Naik MK, Amaresh YS, Ravikiran, Shruthi P and Divya N (2016) Morphological, molecular and antifungal traits of Trichoderma viride. 14^thInternational Workshop on Trichoderma and Gliocladium (TG2016) ​“Principles to Practice” organized at Nagpur, Maharashtra, India.21
8. Amaresh YS, Divya Nair, Naik MK, Ashwathanarayana DS, Chennappa G, Shruthi P, ST Naik (2016) Antagonistic activities of Trichoderma spp against major soil borne pathogens. 1^st International conference on ​“New Challenges in Plant Protection & Awareness for Crop Health. Bankok, 1
9. Chennappa G, Naik MK, Amaresh YS, Nagaraj H, Mahadevaswamy, Sreenivasa MY (2016) Exploitation of PGP and pesticide biodegrading Azotobacter tropicalis ‑KOP-11 strain. 103^rd Indian Science Congress held at University of Mysore on Jan 3^rd-7^th 2016
10. Naik MK, Amaresh YS, Chennappa G (2011). Interaction between PGPRs and crops with special reference to chilli (Capsicum annum L.). Proceedings of the 2^nd Asian PGPR conference Beijing, China on Aug 21^st – 24^th 2011.
11. Vanadana HB, Chitrakumari BP, Netravathi B, Chennappa G and Nanjegowda NA (2020) Development of Microbial fuel cells (MFCs) for rural and urban waste management using food wastes. Bangalore Tech summit – 2020
12. Nethravathi P, Padmini C., Chennappa G., David H.E. (2020). Novel Technology for the Production of Natural Colorant Phycocyanin, using Spirulina for Applications in Food Processing Industry. Bangalore Tech summit – 2020.
13. Deepthi BV, Rao PK, Chennappa G, Rakesh S, Naik MK, Chandrashaker KT, Sreenivasa MY (2017). Probiotic bacteria for the control of fumonisins associated with cereal grains and poultry feeds. National symposium on Emerging trends in plant health management in relation to climate change. 12- 13^th September Bengaluru, 86.
14. Chennappa G, Vidya M, Nagaraja H, Sreenivasa MY (2018) Contamination, Problems and Prospects of Pesticides and Mycotoxins on Crop, Animal, Human Health. India International Science Festival on Science for Transformation. Organized by DST, Lucknow. 27. 
15. Nagaraja H, Chennappa G, Sreenivasa MY (2018). Anti toxigenic and bioprotectant property of Azotobacter spp against pathogenic Fusarium spp in cereals for sustainable agricultural practices. India International Science Festival on Science for Transformation. Organized DST, Lucknow. 5. 
16. Amaresh YS, Aswathanarayan DS, Sunkad G, Patil S, Chennappa G (2017). Study of bio efficacy of proquinazid 20 EC against powdery mildew of chilli. National symposium on Emerging trends in plant health management in relation to climate change. 12- 13^th September Bengaluru,120.
17. Rajkumar K, Naik MK, Amaresh YS, Mahadevaswamy, Chennappa G (2017). Induction of systemic resistance in chilli using Bacillus subtilis (Cohn) isolates against Fusarium wilt and its formulation. 5^th Asian PGPR International Conference for sustainable agriculture, July, 16 – 19, Bogor, Indonesia
18. Chennappa G, Nagaraj H, Amaresh YS, Mahadevaswamy, Sreenivasa MY (2017). Bioprotectant potential, abiotic stress tolerance and phytopathogenic properties of Azotobacter tropicalis KOP-11 strain isolated from paddy soils. Inter Drought‑V International conference organized at ICRISAT, Hyderabad, India 158
19. Nagaraja H, Chennappa G, Naik MK, Sreenivasa MY (2017). Seed bioprotectant efficacy of Azotobacter salinestris and Azotobacter species (JX 262164) against phyto pathogenic Fusarium associated with cereal grains. Inter-Drought‑V International conference organized at ICRISAT, Hyderabad, India 159
20. Rajkumar K, Naik MK, Chennappa G, Ravikiran (2016). Isolation and molecular characterization of Bacillus subtilis from rhizosphere of different crops. National symposium on recent advances in plant health management for sustainable productivity. UAS Dharwad 15 – 16^th Dec. 150 
21. Amaresh YS, Naik MK, Chennappa G, Shruthi P, Divya N, Ravikiran and Meti SK (2016) Characterization of Trichoderma isolates of different croping ecosystems of Karnataka. 14^th International Workshop on Trichoderma and Gliocladium (TG2016) ​“Principles to Practice” organized at Nagpur, Maharashtra, India.67
22. Chennappa G, Vidya G, Naik MK, Amaresh YS, Sreenivasa MY (2016). Azotobacter salinestris: A potential novel PGPR bacteria isolated from pesticide contaminated soils of HK region. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 39
23. Chennappa G, Vidya G, Nagaraj H, Amaresh YS, Sreenivasa MY (2016). Exploitation of novel PGPR potential Azotobacter tropicalis from water logged soils of paddy and their characterization. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 40
24. Naik MK, Amaresh YS, Chennappa G, Hosmani AK, Ashwathnarayana DS (2016). Implementation of IPM strategies in chilli and its benefits. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 142
25. Chennappa G, Naik MK, Amaresh YS, Sreenivasa MY (2016). Role of Azotobacter salinestris and Pseudomonas fluorescens in sustainable agriculture production. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 39
26. Ravikiran, Naik MK, Chennappa G, Amaresh YS, Savitha AS and Mahadevaswamy (2016). Biological and Physiological Characterization of Trichoderma isolates. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 9
27. Chikkanna Swamy, Naik MK, Amaresh YS, Jayalakshmi SK and Chennappa G (2016). Morphological, cultural diversity and molecular characterization of Macrophomina phaseolina causing stem canker of pigeonpea. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 9
28. Rajkumar K, Naik MK, Gururaj S, Amaresh YS, Mahadevswamy, Channappa G and Ravikiran (2016). Bio efficacy of Bacillus subtilis against the major pathogens of chilli. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 42
29. Chennappa G, Naik MK, Ravikiran, Umesha CS, Amaresh YS, Savitha AS and Mahadevaswamy (2016). Bioefficacy of fluorescent Pseudomonas against Cercospora capsici and Sclerotium rolfsii. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 43
30. Vinay JU, Naik MK, Rangeshwaran R, Aswathanarayana DS, Chennappa G (2016). Detection of antimicrobial traits in fluorescent pseudomonads and characterization of antibiotic pyoluteorin through PCR, chromatography and Time of flight-Mass spectroscopy. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 46
31. Nagaraja H, Chennappa G, Rakesh S, Naik MK, Sreenivasa MY (2016). In vitro antifungal efficacy of Azotobacter nigricans against phytopathogenic Fusarium species associated with maize, sorghum and wheat. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 47
32. Amaresh YS, Syed Abuzar, Shruti Patil, Aswathnarayan DS, Savitha AS, Chennappa G (2016). Bio-efficacy of Azoxystrobin 23% SC against powdery mildew and Anthracnose of chilli. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 125
33. Amaresh YS, Ashwathanarayan DS, Naik ST, Praveen Y, Channappa G, Gowdru SB (2016). Bio-efficacy of Mancozeb 75% WP on Cotton Alternaria, Cercospora and boll rot diseases. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 129
34. Chennappa G, Naik MK, Amaresh YS, Ashwathnarayana DS (2016). Bioefficacy of bio control agents against Cercospora capsici causing Leaf Spot of chilli. IPS- National symposium on Recent Trends in Plant Pathological Research and Education. UAS, Raichur. 133
35. Naik MK, Bharathreddy NS, Savitha AS, Amaresh YS, Chennappa G, Bhat KV (2014). Molecular characterization of phyllody of sesame and its management. 35^th National Conference and Symposium of ISMPP. Akola, 87
36. Amaresh YS Ashwathnarayana DS, Naik MK, Yadahalli PK, Chennappa G (2014). Efficacy of fluopuram 200+ Tebuconazole 400SC on powdery mildew and Anthracnose of chilli. National symposium on plant diseases: New perspectives and innovative management strategies. Dharwad, 174.
37. Amaresh YS Ashwathnarayana DS, Yadahalli PK, Chennappa G, Naik ST (2014). Efficacy of Mancozeb 75% WP on Alternaria, Cercospora and boll rot diseases of cotton. National symposium on plant diseases: New perspectives and innovative management strategies. Dharwad,172
38. Naik MK, Guruprasad GR, Sudini HK, Reshma P, Rajalaxmi K, Chennappa G (2014). Bio safety to bio control: Perspective and strategies with special reference to aflotxin contamination. National symposium on plant diseases: New perspectives and innovative management strategies. Dharwad, 33 
39. Nagaraja H, Chennappa G, Rakesh S, Naik MK, Sreenivasa MY (2015). Efficacy of Azotobacter species as a potential biocontrol agent against phytopathogenic Fusarium species. Biological products for crop, animal and human health problems and prospects. National Academy of Biological Sciences & University of Mysore, 42
40. Vinay JU, Naik MK, Amaresh YS, Mahadevaswamy S, Rangeshwaran R, Chennappa G (2015). Molecular, chromatographic and spectroscopic detection of antibiotics and siderophore pyoverdine in isolates of fluorescent pseudomonads from diverse cropping pattern. Biological products for crop, animal health and human health- problems and prospects. National Academy of Biological Sciences and University of Mysore,29.
41. Divya N, Amaresh YS, Naik MK, Aswathanarayana DS, Shakuntala NM, Chennappa G, Patil S (2015). Evaluation of Trichoderma species against major soil borne fungal pathogens. Biological products for crop, animal health and human health- problems and prospects. National Academy of Biological Sciences and University of Mysore, 28.
42. Amaresh YS, Naik MK, Chennappa G, Ravikiran K, Savitha AS, Patil S, Divya N (2015). Trichoderma viride a potential bioagent for plant disease management. Biological products for crop, animal health and human health ‑problems and prospects. National Academy of Biological Sciences and University of Mysore, 27.
43. Naik MK, Chennappa G, Ravikiran K, Amaresh YS, Mahadevaswamy S, Umesha CS, Savitha AS (2015). Fluorescent Pseudomonas: an efficient biocontrol weapon against plant pathogens. Biological products for crop, animal health and human health problems and prospects. National Academy of Biological Sciences and University of Mysore, 27.
44. Naik MK, Vinay JU, Reshma P, Chennappa G (2015). Characterization and utility of fluorescent Pseudomonas for antibiotic genes and growth promotion in sustainable disease management. Biological products for crop, animal & human health- problems and prospects. National Academy of Biological Sciences and University of Mysore, 1.
45. Naik MK, Chennappa G, Amaresh YS, R Lokesh, Bhat KV (2014). Detection of Alternaria sesami isolated from blight infected sesame (Sesamum indicum) by SCAR markers. Plant Pathology in Genomic Era, 89 – 90.
46. Chennappa G, Naik MK, Mahadevaswamy, Sreenivasa MY (2013). Effect of insecticides on nitrogen fixing ability of Azotobacter species isolated from paddy soils Karnataka, India. National symposium on Soil Biology and Ecology, GKVK, Bangalore. 129
47. Chennappa G, Naik MK, Sreenivasa MY, GuruPrasad GR (2014). Antifungal activity of Azotobacter species against plant pathogens isolated from paddy soils. Regional sciences conference on sciences and technology for harnessing natural resources towards sustainable development at UAS, Raichur. 155
48. GuruPrasad GR, Naik MK, Sudha S, Chennappa G (2014). Detection of toxigenic diversity and aflatoxin gene among Aspergillus flavus isolates of chilli (Capsicum annuum L.) collected from north eastern Karnataka. Regional sciences conference on sciences and technology for harnessing natural resources towards sustainable development at UAS, Raichur.168
49. Chennappa G, Naik MK, Amaresh YS, Savitha AS, Lokesha R, Guru Prasad GR (2014). Toxigenic diversity of Alternaria alternata isolated from blight infected sesame (Sesamum indicum). Regional sciences conference on sciences and technology for harnessing natural resources towards sustainable development at UAS, Raichur. 154
50. Naik MK, Savitha AS, Amaresh YS, Chennappa G (2014). Integrated management of Phyllody of sesame. 35^th National Conference and Symposium of ISMPP
51. Nagaraj H, Poorna Chandra Rao K, Chennappa G, Mahadeva Prasadd, Sreenivasa MY (2013). Mycological studies and screening of trichothecene producing Fusarium species from cereals grown in Karnataka and its quantification. Frontier Discoveries and Innovations in Microbiology and its interdisciplinary relevance. 54^th Annual Conference of AMI. 17 – 20 Nov. 78
52. Chennappa G, Nagaraj H, Mahadevaswamy, Vidya G, Sreenivasa MY (2013). Molecular characterization of herbicide resistant Azotobacter species from paddy field soils, Karnataka, India. Frontier Discoveries and Innovations in Microbiology and its interdisciplinary relevance. 54^th Annual Conference of AMI. 17 – 20 Nov. 74
53. Chennappa G, Adkar Purushothama CR, Naik MK, Amaresh YS, Sreenivasa MY (2012). Sequence and phylogenetic analysis of Azotobacter species isolated from paddy field soils of North Karnataka region-India, 53^rd Annual conference of AMI-ASM International Conference on ​“Microbial world: Recent Innovations and Future Trends” – Bhubaneshwar, Odisha
54. Naik MK, Amaresh YS, Chowdappa P, Chennappa G, Sudha S, Muttanna R (2012). Pathogenic diversity of Alternaria species isolated from Sesame infected with blight. National symposium on ​“Blending Conventional and Modern Pathology for Sustainable Agriculture” Indian Phytopathological Society at IIHR, Bangalore 
55. Naik MK, Amaresh YS, Chowdappa P, Chennappa G, Sudha S, Patil S (2012). Characterization and purification toxins from Alternaria species causing leaf blight of sesame, National symposium on ​“Blending Conventional and Modern Pathology for Sustainable Agriculture” Indian Phytopathological Society at IIHR, Bangalore 
56. Amaresh YS, Naik MK, Chennappa G (2011). Management of sunflower powdery mildew through fungicides-ISSMP-South Zone Conference on Fungal Diversity and Emerging Crop Diseases. 12– 13^th May 2011, Mysore.
57. Naik MK, Chennappa G, Sudha S (2011). Eco friendly management of Alternaria blight sesame. National Symposium on ​“Integrated Disease Management Strategies in Relation To Climates Change in South India”. Indian Phytopathological society.

National and International Journal Papers

1. Shusuke K, Fangluan G, Shifang L, Zhongyang D, Ying-Kun H, Charith Raj AD, Chennappa G. 2021. Genomic analysis of a pathogen of brassica vegetables reveals its 3 spread along the Silk Road. Proceeding of National Academy of Sciences (PNAS), 118, 1 – 10.
2. Reshma P, Naik MK, Aiyaz M, Niranjana SR, Chennappa G, Syed RZ. 2018. Induced systemic resistance by 2, 4‑diacetylphloroglucinol positive fluorescent Pseudomonas strains against rice sheath blight. Indian Journal of Experimental Biology, 56, pp. 207 – 212.
3. Rajkumar K, Naik MK, Chennappa G, Amaresh YS, Ravikiran. 2018. In vitro screening of Bacillus subtilis isolates against Rhizoctonia solani, the causal agent of root rot of chilli. International Journal of Chemical Studies, 6 (3), pp. 3446 – 3449
4. Rajkumar K, Naik MK, Chennappa G, Amaresh YS. 2018. Compatibility Bacillus subtilis (BS 16) with fungicides used in chilli ecosystem for integrated disease management. International Journal of Chemical Studies, 6 (3), pp. 3393 – 3396
5. Rajkumar K, Naik MK, Chennappa G, Amaresh YS, Sunkad G, Ravikiran, Mahadevaswamy. 2018. Bioefficacy of Bacillus subtilis isolates against Fusarium solani, the causal agent of wilt of chilli. International Journal of Chemical Studies, 6 (3), pp. 3389 – 3392
6. Rajkumar K, Naik MK, Amaresh YS, Chennappa G. 2018. Bioefficacy of Bacillus subtilis against Major Pathogen of Chilli Colletotrichum capsici Causing Fruit Rot of Chilli. International Journal of Current microbiology and applied sciences, 7(7), pp. 2681 – 2686
7. Rajkumar K, Naik MK, Chennappa G, Amaresh YS. 2018. Induction of systemic resistance by Bacillus subtilis isolates against Fusarium wilt of chilli. International Journal of Current Microbiology and Applied Sciences, 7(7), pp. 2669 – 2680
8. Rajkumar K, Naik MK, Chennappa G, Amaresh YS. 2018. In vitro screening of Bacillus subtilis isolates against Sclerotium rolfsii cause for collar rot of chilli. International Journal of Chemical Studies, 7(7), pp. 2687 – 2692
9. Rajkumar K, Naik MK, Chennappa G, Amaresh YS. 2018. Bioefficacy of Bacillus subtilis against against Aspargillus flavus causes the aflatoxin contamination in chilli. International Journal of Chemical Studies, 6(6): 2050 – 2053
10. Amaresh YS, Ashwathanarayana DS, Sateesh Naik ST, Chennappa G, Praveen Y. 2017. Bioefficacy of Mancozeb 75% wettable powder on cotton Alternaria, Cercospora and boll rot diseases. Research in Environment and Life Science, 10(7), pp. 655 – 658
11. Chennappa G, Naik MK, Amaresh YS, Ravikiran, Ashwathanarayan DS, Patil MG, Mahadevaswami, Divya Nair and Shruthi P. 2017. Morphological, molecular characterization of Trichoderma species isolated from different rhizosphere soils and its anti-pathogenic properties. Imperial Journal of Interdisciplinary Research, 3 (4), pp. 1 – 12
12. Adkar Purushothama CR, Chennappa G, Poornachandra Rao K, Sreenivasa MY, Maheshwar PK, Nagendra Prasad MN, Sano T. 2017. Molecular diversity among viroids infecting chrysanthemum in India. Virus Genes, 53, pp. 636 – 642
13. Naik MK, Chennappa G, Amaresh YS, Sudha S, Chowdappa P and Suresh Patil. 2017. Characterization phytotoxin producing Alternaria species isolated from sesame leaves and their toxicity. Indian Journal of Experimental Biology, 55, pp. 36 – 43
14. Chennappa G, Naik MK, Adkar-Purushothama CR, Amaresh YS, Sreenivasa MY. 2016. PGP, abiotic stress tolerant and antifungal activity of Azotobacter sp. Isolated from paddy soils. Indian Journal of Experimental Biology, 54, pp. 322 – 331
15. Deepthi BV, Rao PK, Chennappa G, Naik MK, Chandrashekara, KT, Sreenivasa MY. 2016. Antifungal attributes of Lactobacillus plantarum MYS6 against fumonisin producing Fusarium proliferatum associated with poultry feeds. PLOS one, pp. 1 – 22
16. Nagaraja H, Chennappa G, Rakesh S, Naik MK, Amaresh YS and MY Sreenivasa. 2016. Antifusarial activity of Azotobacter nigricans against trichothecene-producing Fusarium species associated with cereals. Food Science and Biotechnology, 25(4), pp. 1 – 8
17. Vinay JU, Naik MK, Rangeshwaran R, Chennappa G, Sohel S. Shaikh, Sayyed RZ. 2016. Detection of antimicrobial traits in fluorescent pseudomonads and molecular characterization of an antibiotic pyoluteorin. 3 Biotech, 6, pp. 227 – 238
18. Amaresh YS, Ashwathanarayana DS, Naik ST, Chennappa G, Praveen Y. 2015. Efficacy of fluopyram 200 +tebuconazole 400 SC on chilli powdery mildew and anthracnose. Journal of Plant Disease Science, 11(1), pp. 70 – 74
19. Prabhavathi NM, Amaresh YS, Naik MK, Kuchanur PH, Patil SG, Singh Y, Jat ML, Mallesh SB, Sreenivas AG, Chennappa G. 2015. Studies on disease dynamics of redgram and maize in conservation. International Journal of Current Research, 7(1), pp. 11889 – 11894
20. Nagaraja H, Rao PKC, Chennappa G and Sreenivasa MY. 2015. Diversity of toxic and phytopathogenic Fusarium species occurring on cereals grown in Karnataka state, India. 3 Biotech, 6(1), 1 – 8
21. Poornachandra RK, Chennappa G, Suraj U, Nagaraja H, Adkar-Purushothama CR, Sreenivasa MY. 2015. Probiotic potential of Lactobacillus strains isolated from sorghum-based traditional fermented food. Probiotics & Antimicrobial Proteins. 7, pp. 146 – 156 
22. Adkar- Purushothama CR, Poornachandra RK, Chennappa G, Sreenivasa MY, Nagendra Prasad MN, Maheshwar MP, Sano T. 2015. Molecular identification of Chrysanthemum chlorotic mottle viroid infecting chrysanthemum in Karnataka, India. Plant Disease (http://​dx​.doi​.org/​1​0​.​1​0​9​4​/​P​D​IS-04 – 15-0428-PDN)
23. Guru Prasad, GR, Naik MK, Sudha S, Sudini HK, Chennappa G. 2014. Cultural, toxigenic and molecular variability of Aspergillus flavus isolates of chilli (capsicum annuum L.) collected from north eastern Karnataka. International Journal of Current Research, 6(11), pp. 10046 – 10051
24. Naik MK, Chennappa G, Bhat KV, Amaresh YS, Suraj U. 2014. Molecular and pathogenic diversity of Alternaria sp. isolated from sesamum by scar marker. International Journal of Current Research, 6 (9), pp. 8335 – 8350
25. Chennappa G, Adkar-Purushothama CR, Naik MK, Sreenivasa MY. 2014. Impact of pesticides on PGPR activity of Azotobacter Sp. isolated from pesticide flooded paddy soils. Greener Journal of Biological Sciences. 4(4), pp. 117 – 129
26. Chennappa G, Adkar-Purushothama CR, Suraj U, Tamilvendan K, Sreenivasa MY. 2013. Pesticide tolerant Azotobacter isolates from paddy growing areas of northern Karnataka, India. World Journal of Microbiology & Biotechnology, DOI: 10.1007/ s11274-013‑1412‑3
27. Adpangaya B, Sahana CR, Adkar-Purushothama CR, Chennappa G, Zhang Z, Sreenivasa M.Y, Sano T. 2013. First report of grapevine yellow speckle viroid‑1 and Hop stunt viroid infecting grapevines (Vitis vinifera) in India. Plant Disease DOI: 10.1094/PDIS-05 – 13-0494

Book Chapters:

1. Chennappa Gurikar, Nanje Gowda N.A, David H.E and Nethravati, B.P. 2021. Role of Bacillus species in soil fertility with reference to rhizosphere engineering, Rhizosphere Engineering Eds: R. Dubey, Pankaj Kumar Elsevier Publication
2. Chennappa Gurikar, Sreenivasa MY, Nanje Gowda N.A, David H.E. Azotobacter- A potential symbiotic rhizosphere engineer. Rhizosphere Engineering Eds: R. Dubey, Pankaj Kumar, Elsevier Publication
3. Ashwini, R, Amaresh, YS, Gowdar SB and Chennappa G. 2021. PGPR- Future biocontrol agents of soil borne pathogens of pulses. Rhizosphere Engineering Eds: R. Dubey, Pankaj Kumar, Elsevier Publication
4. Chennappa G, Udaykumar Nidoni, Nagaraja H, Amaresh YS, Sreenivasa MY. 2019. Azotobacter: A natural resource for bioremediation of toxic pesticides in soil ecosystems. New and Future Developments in Microbial Biotechnology and Bioengineering. Vol 1. Microbial Biotechnology in Agro-Environmental Sustainability. Elsevier publishing house. 267 – 279
5. Chennappa G, Naik MK, Nidoni U, Vidya M, Sreenivasa MY, Amaresh YS, Mathad PF. 2019. Plant Growth Promoting Microbes: a future trend for environmental sustainability. New and Future Developments in Microbial Biotechnology and Bioengineering. Vol 1. Microbes in Soil, Crop and Environmental Sustainability. Elsevier publishing house. 163 – 178
6. Amaresh YS, Chennappa G, Avinash S, Naik MK, Sreenivasa MY. 2019. Trichoderma – A new strategies in combating Agriculture problems. New and Future Developments in Microbial Biotechnology and Bioengineering. Vol 1. Microbes in Soil, Crop and Environmental Sustainability. Elsevier publishing house. 235 – 244
7. Chennappa G and Sreenivasa MY and H. Nagaraja. 2018. Azotobacter salinestris: A Novel Pesticide Degrading and Prominent Biocontrol PGPR Bacteria. Microorganisms for Green Revolution. Vol. 2. Microbes for sustainable agro ecosystem. Springer publishing house. 2: 23 – 45
8. Chennappa G, Naik MK, Amaresh YS, Nagaraj H and Sreenivasa MY. 2018. Azotobacter: A potential Biofertilizer and Bio Inoculants for Sustainable Agriculture. Microorganisms for Green Revolution. Vol. 1. Microbes for sustainable crop Production. Springer publishing house. 1: 87 – 106
9. Chennappa G, Naik MK and Sreenivasa MY. 2015. Azotobacter ‑PGPR activities with special reference to effect of pesticides and biodegradation. Microbial Inoculants in Sustainable Agricultural productivity Vol-II, Functional Applications. Springer book series 13 (1):229 – 244
10. Naik M.K, Chennappa G, Vinay JU. 2016. Potentials antibiotics of fluorescent Pseudomonads in sustainable crop disease management. Contemporary Plant Pathology, IPS 6^th International Conference on Plant, Pathogens and People.