CTCRI - CENTRAL TUBER CROPS RESEARCH INSTITUTE

Number of Research papers : 119

1.SS Veena, J Sreekumar, ML Jeeva, G Byju, G Suja, S Sengupta. (2025). Optimizing
management interventions against Sclerotium rolfsii Sacc. On elephant foot yam
(Amorphophallus paeoniifolius (Dennst.) Nicolson) in India. Crop Protection 188,
107013
2. V Chandra, MN Sheela, V Ravi, B Gurung, S Sankar, J Sreekumar. (2024). Genetic
Parameters and Prediction of Genotypic Values for Postharvest Physiological
Deterioration Tolerance and Root Traits in Cassava using REML/BLUP. Biochemical
Genetics, 1-19
3. A Mukherjee, J Sreekumar, MN Sheela, S Immanuel, MR Sahoo, V Hegde. (2024).
Enhancing Adaptability, Nutritional Quality in Tropical Tuber Crops: Source for
Adaptive Food and Nutrition. Food and Nutrition Sciences 15 (11), 1141-1169
4. A Mukherjee, J Sreekumar, S Immanuel, MR Sahoo, M Nedunchezhiyan (2024).
Enhancing Adaptability and Water Productivity in Tropical Tuber Crops: Food Security
and Climate Change Perspectives. Journal of Environment and Sociobiology, 59-77
5. BG Sangeetha, T Makeshkumar, T Santhoshkumar, SR Anil, M Sumayya. (2024).
Selection and validation of stable reference genes for gene expression analysis in
response to sweetpotato weevil infestation (Cylas formicarius (Fabricius)) in [Ipomoea].
Genetic Resources and Crop Evolution, 1-11
6. G Sujatha, G Byju, J Sreekumar, M Indira, V Ravi. (2024). Organic management fosters
yield, soil health and profit in dwarf white yam. International Journal of Horticulture and
Pomology 1 (2), 41-49

7. AVV Koundinya, SK Muthusamy, BR Ajeesh, C Mohan, J Sreekumar. (2024).
Elucidation of novel drought-responsive genes from tuber transcriptome of cassava under
water deficit stress. South African Journal of Botany 169, 255-267.
8. D Joseph, AN Jyothi, J Sreekumar. (2024). Optimization of Synthesis of Cassava Starch
Phosphates by Response Surface Methodology and Characterization of the Modified
Starches
9. Starch‐Stärke, 2200241
10. SS Veena, C Vinod, J Sreekumar, S Karthikeyan, ML Jeeva. (2024). Assessment of
variability in temperature tolerance and antagonistic activity among Trichoderma isolates
for biological control applications. Journal of Root Crops 50 (1), 23-31
11. JS Kumar, S Sunitha, J Sreekumar, K Mamatha, B Das, S Sengupta. (2023). Weed
management strategies in elephant foot yam (Amorphophallus paeoniifolius) under
different agro environments in India. The Indian Journal of Agricultural Sciences 93
(12), 1314-1319
12. C Visalakshi, SR Anil, MN Sheela, P Chintha, S Shanavas, ER Harish. (2023). Genetic
and multivariate analysis of processing and yield traits in sweet potato for varied end-
uses. CURRENT SCIENCE 125 (10), 1093
13. EM John, J Sreekumar, MS Jisha. (2023). Remediation of chlorpyrifos in soil using
immobilized bacterial consortium biostimulated with organic amendment. Biocatalysis
and Biotransformation 41 (6), 466-474
14. C Visalakshi, MN Sheela, V Ravi, J Sreekumar, SA Sankar. (2023) Varietal screening
for identification of postharvest physiological deterioration tolerance in storage roots of
cassava. International Journal of Vegetable Science 29 (5), 403-414
15. Vishnu, V.R., Jyothi, A.N., Sheela, M.N. & J.Sreekumar (2023).  Identification of
anthocyanins in a purple yam (Dioscorea alata) accession and their in vitro
antiproliferative activity.  J. Plant Biochem. Biotechnol.
https://doi.org/10.1007/s13562-023-00828-2. NAAS rating 7.53
16. More, Sanket J., Ravi, V., Sreekumar, J., Suresh Kumar, J.,Raju, Saravanan. 2023.
Exogenous application of calcium chloride, 6-Benzyladenine and salicylic acid
modulates morpho-physiological and tuber yield responses of sweet potato exposed to
heat stress. South African Journal of Botany, 155, 6-78.
17. Elizabeth Mary John, J. Sreekumar & M. S. Jisha (2022) Remediation of chlorpyrifos
in soil using immobilized bacterial consortium biostimulated with organic
amendment, Biocatalysis and Biotransformation.
DOI: 10.1080/10242422.2022.2085033
18. S Sunitha, J Sreekumar and J Suresh Kumar. 2023. Response of upland taro
(Colocasia esculenta) to varying water regimes under humid tropical conditions of
India. Current Horticulture 11(1): 50–53, January–April 2023 .
19. J Sreekumar, M Sadiq, S Raju, A Mukherjee (2022). In silico analysis of carotenoid
biosynthesis pathway in cassava (Manihot esculenta Crantz) Journal of Genetics: 101
(1), 1-18

20. Gopalakrishnan Shyla, Uma Soumya Krishnan, Mohan Gayathri, Mohan Amrutha,
Shanmugam Geetha, Kumar Vineeth T. V., J Sreekumar, Chandrika Sivakumar K.,
Vasudevan Dileep, Nori Sai Ravi Chandra, Sathi Shijulal Nelson, George Sanil,
Maliekal Tessy Thomas. 2021. “SSTP1, a Host Defense Peptide, Exploits the
Immunomodulatory IL6 Pathway to Induce Apoptosis in Cancer Cells”. Frontiers in
Immunology, 12. DOI=10.3389/fimmu.2021.740620.
21. A.R. Seena Radhakrishnan, G. Suja, J. Sreekumar, 2022. How sustainable is organic
management in cassava? Evidences from yield, soil quality, energetics and economics
in the humid tropics of South India, Scientia Horticulture, Volume 293, 2022, 110723,
https://doi.org/10.1016/j.scienta.2021.110723
22. Beena, R., Kirubakaran, S., Nithya, N., Sreekumar, J. et al. Association mapping of
drought tolerance and agronomic traits in rice (Oryza sativa L.) landraces. BMC Plant
Biol 21, 484 (2021). https://doi.org/10.1186/s12870-021-03272-3
23. Visalakshi, C., Anil, S., Sheela, M., Hegde, V., Jyothi, A., & Sreekumar, J. (2021).
Genetic variation for important processing traits and identification of potential parents
for developing hybrid clones suitable for processing in sweet potato (Ipomoea batatus
L Lam). South African Journal of Botany, 141, 255–264.
24. Abraham, L., Kamala, S., Sreekumar, J., & Makeshkumar, T. (2021). Optimization of
parameters to improve transformation efficiency of elephant foot yam
(Amorphophallus paeoniifolius (Dennst.) Nicolson. 3 Biotech, 11(6), 1–8.
25. Suja, G., Sreekumar, J., Byju, G., Veena, S., Sunitha, S., Ramesh, V., Maria, C., &
Raj, R. (2021). Organic management of Chinese potato: growth, yield, quality, soil
health, and economics. International Journal of Vegetable Science, 1–19.
26. Gourilekshmi, S., Jyothi, A.N, & Sreekumar, J. (2021). Effect of Cultivar Difference
and Root Growth Stage on the Thermal, Rheological, and In Vitro Digestibility
Properties of Cassava Starch. Starch-Stärke, 73(3-4), 2000157.
27. Suja, G., Sreekumar, J., Byju, G., Jyothi, A., & Veena, S. (2021). Weed cloth, an
option for integrated weed management for short-duration cassava. Agronomy
Journal, 113(2), 1895–1908.
28. Vidya, P., Nair, A., Mohan, C., Sreekumar, J., & Vijayan, A. (2020). Construction of
SSR Based Genetic Linkage Map and Identification of QTLs Conferring CMD
Resistance in Cassava. International Journal of Bio-resource and Stress Management.
29. Joseph, L., Veena, S., Byju, G., Sreekumar, J., & Karthikeyan, S. (2020).
Comparative Analysis of Antimicrobial Activities of 43 Trichoderma Isolates Against
Sclerotium rolfsii, the Pathogen Causing Collar Rot Disease in Elephant Foot Yam.
Journal of Root Crops, 44(2), 53–60.
30. Sabarinath, V., Anil, S., Krishnan, P., Sankar, D., Sreekumar, J., & others (2020).
Assessment of Variability in Sweet Potato (Ipomoea batatas (L.) Lam.) Germplasm
Using Morphological and ISSR Markers. Journal of Root Crops, 44(2), 23–31.
31. Dhanya, S., Sherin, V., Divya, K., Sreekumar, J., & Jisha, M. (2020). Pseudomonas
taiwanensis (MTCC11631) mediated induction of systemic resistance in Anthurium
andreanum L against blight disease and visualisation of defence related secondary
metabolites using confocal laser scanning microscopy. Biocatalysis and Agricultural
Biotechnology, 24, 101561.

32. Gourilekshmi, S., Jyothi, A., & Sreekumar, J. (2020). Physicochemical and Structural
Properties of Starch from Cassava Roots Differing in Growing Duration and Ploidy
Level. Starch-Stärke, 72(11-12), 1900237.
33. Suja, G., Jyothi, A., Byju, G., Veena, S., Sreekumar, J., Indira, M., & Ravi, V. (2020).
Organic management fosters yield, soil health and profit in dwarf white yam. Indian
Journal of Horticulture, 77(1), 140–148.
34. Shabanamol, S., Varghese, E., Thampi, M., Karthika, S., Sreekumar, J., & Jisha, M.
(2020). Enhancement of Growth and Yield of Rice (Oryza Sativa) by Plant Probiotic
Endophyte, Lysinibacillus sphaericus under Greenhouse Conditions.
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 51(9),
1268–1282.
35. Kumar, J., Sunitha, S., Sreekumar, J., Nedunchezhiyan, M., Mamatha, K., Das, B.,
Sengupta, S., Kamalkumaran, P., Mitra, S., Tarafdar, J., & others (2020). Integrated
weed management in elephant foot yam. Indian Journal of Weed Science, 52(1),
69–73.
36. John, K., Sreekumar, J., Sheela, M., Beegum, S., More, S., & Suja, G. (2020). Pre
evaluation of cassava (Manihot esculenta Crantz) germplasm for genotypic variation
in the identification of K efficient genotypes through different statistical tools.
Physiology and Molecular Biology of Plants, 26(9), 1911–1923.
37. Shiny, R., Sreekumar, J., & Byju, G. (2020). Coupled multi-model climate and
climate suitability change predictions for major cassava growing regions of India
under two representative concentration pathways. Journal of Tropical
Agriculture, 57(2).
38. Jisha, M., Linu, M., & Sreekumar, J. (2019). Induction of systemic resistance in chilli
(Capsicum annuum L.) by Pseudomonas aeruginosa against anthracnose pathogen
Colletotrichum capsici. Journal of Tropical Agriculture, 56(2).
39. Linu, M., Asok, A., Thampi, M., Sreekumar, J., & Jisha, M. (2019). Plant growth
promoting traits of indigenous phosphate solubilizing Pseudomonas aeruginosa
isolates from Chilli (Capsicum annuum L.) Rhizosphere. Communications in Soil
Science and Plant Analysis, 50(4), 444–457.
40. Vishnu, V., Renjith, R., Mukherjee, A., Anil, S., Sreekumar, J., & Jyothi, A.N (2019).
Comparative study on the chemical structure and in vitro antiproliferative activity of
anthocyanins in purple root tubers and leaves of sweet potato (Ipomoea batatas).
Journal of agricultural and food chemistry, 67(9), 2467–2475.
41. Vidya, P., Nair, A., Mohan, C., Vijayan, A., & Sreekumar, J. (2019). Studying the
Disease Resistance and Morphological Variations in Cassava. International Journal of
Bio-resource and Stress Management, 10(4), 436–444.
42. Sruthi, T., Nooruniza, N., Sreekumar, J., Sheela, M., & others (2019). Influence of
Nutrients and Nutrient Use Efficient Genotypes on Tuber and Leaf Cyanogen and
Tuber Starch in Cassava. Journal of Root Crops, 45(1), 3–11.
43. Suja, G., Sunitha, S., JOHN, J., & Sreekumar, J. (2018). Sustainable crop
intensification involving short-duration cassava for productivity, profitability, soil
restoration and energy efficiency. PK and Yadav, RL 2018. Doubling farmers’
income through agronomic interventions under changing scenario, 110(012), 652.

44. Mithra, M., Sreekumar, J., & Padmaja, G. (2018). Binary-and triple-enzyme cocktails
and their application mode affect fermentable sugar release from pretreated
lignocellulo-starch biomass. Biomass Conversion and Biorefinery, 8(1), 97–111.
45. Sunitha, S., George, J., Suja, G., Ravi, V., Haripriya, S., Sreekumar, J., & others
(2018). Irrigation schedule for maximum corm yield and water productivity in
elephant foot yam (Amorphophallus paeoniifolius). Indian Journal of Agricultural
Sciences, 88(7), 1013–1017.
46. Linu, M., Sreekumar, J., Asok, A., & Jisha, M. (2018). Mineral phosphate
solubilization by Pseudomonas aeruginosa isolates from chilli (Capsicum annuum L.)
fields. Journal of Tropical Agriculture, 55(2), 134–144.
47. John, K., George, J., & Sreekumar, J. (2018). Soil test-based low input nutrient-
management strategy: A decade experience in cassava (Manihot esculenta) in Ultisols
of Kerala. AGRONOMY, 63(2), 216-223.
48. Sunitha, S., George, J., & Sreekumar, J. (2018). Response of cassava (Manihot
esculenta) minisetts to varying levels of drip fertigation. Indian Journal of
Agronomy, 63(3), 366–371.
49. Remya, R., Jyothi, A., & Sreekumar, J. (2018). Effect of chemical modification with
citric acid on the physicochemical properties and resistant starch formation in
different starches. Carbohydrate polymers, 202, 29–38.
50. Remya, R., Jyothi, A., & Sreekumar, J. (2018). Morphological, structural and
digestibility properties of RS4 enriched octenyl succinylated sweet potato, banana and
lentil starches. Food Hydrocolloids, 82, 219–229
51. Remya, R., Jyothi, A., & Sreekumar, J. (2017). Comparative study of RS4 type
resistant starches derived from cassava and potato starches via octenyl succinylation.
Starch-Stärke, 69(7-8), 1600264.
52. Ravi, V., Chakrabarti, S., Saravanan, R., Makeshkumar, T., Sreekumar, J., & others
(2017). Differential gene expression signatures of auxin response factors and
auxin/indole 3-acetic acid genes in storage root as compared to non-tuber forming
fibrous root of sweet potato (Ipomoea batatas). Indian Journal of Agricultural
Sciences, 87(4), 512–520.
53. Suja, G., Byju, G., Jyothi, A., Veena, S., & Sreekumar, J. (2017). Yield, quality and
soil health under organic vs conventional farming in taro. Scientia horticulturae, 218,
334–343.
54. Nair, A., Vidya, P., Ambu, V., Sreekumar, J., & Mohan, C. (2017). Genetic diversity
studies in cultivated sweet potato (Ipomoea batatas (L.) Lam) revealed by simple
sequence repeat markers. International Journal of Advanced Biotechnology
Research, 7(1), 33–48.
55. Syamala, C., Kuzhivilayil, S., Nair, M., & Sreekumar, J. (2017). Management of
cassava starch factory solid waste (Thippi) through composting to a nutrient-rich
organic manure. Communications in Soil Science and Plant Analysis, 48(6), 595–607.
56. Chithra, S., John, K., & Sreekumar, J. (2017). Low-cost traditional cassava starch
factory solid waste (Thippi) composting: A possible strategy for organic nutrient
management and economic security for tribal farmers. Journal of Root Crops, 42(2),
52–58.

57. G Mithra, M., Padmaja, G., & Sreekumar, J. (2017). Optimization of microwave-
assisted dilute acid pretreatment for enhanced structural breakdown and enzymatic
saccharification of lignocellulo-starch biomass. Current Microwave Chemistry, 4(3),
262–274.
58. Shabanamol, S., Sreekumar, J., & Jisha, M. (2017). Bioprospecting endophytic
diazotrophic Lysinibacillus sphaericus as biocontrol agents of rice sheath blight
disease. 3 Biotech, 7(5), 1–11.
59. Lakshmipriya, P., Nath, V., Veena, S., Anith, K., Sreekumar, J., & Jeeva, M. (2017).
Piriformospora indica, a Cultivable Endophyte for Growth Promotion and Disease
Management in Taro (Colocasia esculenta (L.). Journal of Root Crops, 42(2),
107–114.
60. Vidya, P., Nair, A., Sreekumar, J., & Mohan, C. (2016). The influence of different
pre-treatments on enhancing seed germination in cassava. JOURNAL OF ROOT
CROPS, 41(2), 28–35.
61. Shabanamol, S., Sreekumar, J., & Jisha, M. (2017). Bioprospecting endophytic
diazotrophic. Lysinibacillus sphaericus, 1–11.
62. Kumar, T., Veena, S., Karthikeyan, S., & Sreekumar, J. (2017). Compatibility of
Trichoderma asperellum with fungicides, insecticides, inorganic fertilizers and bio-
pesticides. Journal of root crops, 43(2), 68–75.
63. Nair, A., Vidya, P., Ambu, V., Sreekumar, J., & Mohan, C. (2017). Evaluation of
orange fleshed sweet potato genotypes for storage root yield and dry matter content.
skin, 3(9).
64. Singh, B., Govindakrishnan, P., Ahmad, I., Rawat, S., Sharma, S., & Sreekumar, J.
(2016). INDO-BLIGHTCAST–a model for forecasting late blight across
agroecologies. International Journal of Pest Management, 62(4), 360–367.
65. Ravi, V., Chakarabarti, S., Saravanan, R., Makeshkumar, T., & Sreekumar, J. (2016).
Differential Gene Expression Signatures of Small Auxin Up-Regulated RNA (SAUR)
and Gretchen-Hagen 3 (GH3) Genes in Storage Root as Compared to Non-tuber
Forming Fibrous Root of Sweet Potato (Ipomoea batatas). JOURNAL OF ROOT
CROPS, 42(1), 14–21.
66. Sunitha, S., George, J. and Sreekumar, J. 2016. Productivity of cassava as affected by
precision management under humid tropical environment in India. Acta Hort. (ISHS)
1118:17-24 http://www.actahort.org/books/1118/1118_3.htm
67. R. Remya, A. N Jyothi, J. Sreekumar. Comparative study of RS4 type resistant
starches derived from cassava and potato starches via octenyl succinylation.
Starch/Starke, 2017 (Accepted for publication).
68. M.G.Mithra, J.Sreekumar and G.Padmaja 2017. Binary- and triple cocktails their
application mode affect fermentable sugar release from pretreated lignocellulo-starch
biomass. Biomass Conv. Bioref. DOI 10.1007/s13399-017-0273-y
69. Sabitha Soman, G Byju and J Sreekumar. 2016. Projected changes in mean
temperature and total precipitation and climate suitability of cassava (Manihot
esculenta) in major growing environments of India. Indian Journal of Agricultural
Sciences 86 (5): 647-53

70. V Ravi, S K Chakarabarti, R Saravanan, T Makeshkumar, J Sreekumar (2016).
Differential Gene Expression Signatures of Small Auxin Up-Regulated RNA(SAUR)
and Gretchen- Hagen 3 (GH3) Genes in Storage Root as Compared to Non-tuber
Forming Fibrous Root of Sweet Potato ( Ipomoea batatas ). Journal of Root Crops
42(1): 14-21.
71. Santhosh Mithra, V.S., Abhinand C.S and Sreekumar J. 2014. Horoscope Algorithm
to Predict Potential Yield of Cassava, World Applied Sciences Journal 30 (3): pp341-
344
72. Parvathy, P. C., Jyothi, A. N., Susan K. John and Sreekumar, J. 2014. Cassava Starch
based Superabsorbent Polymer as Soil Conditioner: Impact on Soil Physicochemical
and Biological Properties and Plant Growth, Clean- Soil Air Water, 42 (11),
1610–1617
73. Suja, G. and Sreekumar, J. 2014. Implications of organic management on yield, tuber
quality and soil health in yams in the humid tropics. International Journal of Plant
Production. (2014) 8(3): 291-310.
74. Kamala, S., Makeshkumar, T., Sreekumar, J., Chakrabarti,S.K., Whole transcriptome
sequencing of diseased elephant foot yam reveals complete genome sequence of
dasheen mosaic virus, Virology Reports (2014)
75. Vijesh, N., Chakrabarti,S.K. and Sreekumar,J. 2012 Modelling gene regulatory
networks: a review .J Biomed Sci Eng., 6(2A), 223-231.
76. S. K. Naskar and J. Sreekumar. Evaluation of Taro (Colocasia esculenta (L.)Schott)
germplasm using multivariate analysis. Journal of Root Crops, 37(2),150-154.
77. C.S.Abhinand, V.S.Santhosh Mithra and J. Sreekumar. 2013. An algorithm for plant
microRNA target prediction. Journal of Root Crops, 39(1), 22-27.
78. M.S. Sajeev, J. Sreekumar, B. Vimala, S.N. Moorthy and A.N. Jyothi. 2012. Textural
and Gelatinization Characteristics of White, Cream, and Orange Fleshed Sweet Potato
Tubers (Ipomoea Batatas L.). International Journal of Food Properties, 15(4), 912-
931.
79. Asha Devi A., Suja, G. and Sreekumar, J. 2013. Analysis of genetic diversity in edible
aroid accessions of India based on morphological characters. Journal of Root Crops,
39(2): 51-56
80. Suja, G. and Sreekumar, J. Crop diversification with short-duration cassava-cowpea
system
for agronomic and economic benefits. Accepted for publication in Indian Journal of
Agricultural Sciences
81. J Sreekumar, Cajo J.F. ter Braak, Roeland C.H.J. van Ham and Aalt D.J. van Dijk
(2011) Correlated mutations via regularized multinomial regression. BMC
Bioinformatics, 12:444 http:///www.biomedcentral/1471-2105/12/444
82. Sree Lekha, Santha V. Pillai and J. Sreekumar (2010) Molecular genotyping of Indian
Cassava Cultivars using SSR markers. Advances in Environmental Biology. 4(2):
224-233.
83. Suja, G., Susan John, K. and Sreekumar, J. 2010. Soil test based nutrient management
for short-duration cassava (Manihot esculenta): Analysis of growth, biomass, yield,

quality, nutrient uptake and soil nutrient status. Indian Journal of Agronomy, 55(4):
66-72.
84. Suja, G., Susan John K. and Sreekumar J. 2011. Impact of nutrient management
based on soil test data on biomass production and partitioning and growth indices of
short duration cassava (Manihot esculenta Crantz). Indian Journal of Agricultural
Sciences, 81(3): 247-251.
85. M.S.Sajeev, J. Sreekumar, M. Unnikrishnan, S.N.Moorthy and S. Shanavas. 2010.
Kinetics of thermal softening of cassava tubers and rheological modelling of the
starch. Journal of Food Science and Technology, 47 (5):507-518.
86. A. N. Jyothi, M. S. Sajeev, and J. Sreekumar. Hydrothermal modifications of tropical
tuber starches - Effect of annealing on the physicochemical, rheological and
gelatinization characteristics. Starch/Stärke, 2011 (Accepted).
87. A. N. Jyothi, M. S. Sajeev, P. C. Parvathy, and J. Sreekumar. 2011. Optimization of
Synthesis and Characterization of Cassava Starch-graft-poly(Acrylonitrile) Using
Response Surface Methodology, Journal of Applied Polymer Science (Accepted).
88. A.N. Jyothi, J. Sreekumar, and S. N. Moorthy. Response surface methodology for the
optimization and characterization of cassava starch-graft-poly(acrylamide),
Starch/Stärke, 62, 2010, 18-27.
89. A.N. Jyothi, M. S. Sajeev, S. N. Moorthy, J. Sreekumar. Effect of graft-
copolymerization with poly(acrylamide) on the thermal and rheological properties of
cassava starch, Journal of Applied Polymer Science, 116(1), 2010, 337-346.
90. A. N. Jyothi, J. Sreekumar and S. N. Moorthy (2010) Response surface methodology
for the optimization and characterization of cassava starch-graft-poly (acrylamide),
Starch/ Starke, 62, 18-27.
91. A. N. Jyothi, S. N. Moorthy, M. S. Sajeev and J. Sreekumar (2010) Effect of graft-
copolymerization with poly (acrylamide) on the thermal and the rheological properties
of cassava starch. Journal of Applied Polymer Science, 116(1), 337-36.
92. Santhosh Mithra. V. S, S. Ravindran and J. Sreekumar, (2009) Simulation modelling
in tropical tuber crops, in proceeding of National workshop on Climate and
Development at Thiruvananthapuram on 29-30th, June, 2009 organized by Kerala
Agricultural University and Kerala State Planning Board.
93. Sreekumar,J and Jose,K.K. (2008) Statistical tests for identification of differentially
expressed genes in cDNA microarray experiments. Indian Journal of Biotechnology
Vol 7 423-436.
94. Jose,K.K, Lishamol Tomy and Sreekumar, J. (2008). Normal Laplace distribution and
autoregressive Processes Statistics and Probability Letters. Vol 78 , 2456-2642
95. Sreekumar, J. and Jose, K.K.2007 A Bayesian framework for statistical inference
from gene expression data. American Journal of Mathematical and Management
Sciences Vol 27 No 1&2 ,199-211
96. Sreekumar, J. & Jose, K. K. (2007) Statistical test for differential expression in
microarray data by Generalized p value technique Paper presented in the National
Seminar on Statistics, Computer and Applications during 16-18 th November, 2007 at
St. Thomas, College , Pala

97. Sreekumar, J and Jose,K,K. (2007a) An Improved Statistical Test for Differential
Expression using Generalized p-value Technique. STARS: Int. Journal (Sciences) 1:
30-40.
98. Sreekumar, J and Jose,K,K. (2007b) An Introduction to Statistical Techniques for
Identification of Differentially expressed Genes in cDNA Microarray experiments
STARS: Int. Journal (Sciences) 1: No.2 pp 132-149.
99. Sreekumar, J. and Jose,K.K. 2006 Statistical challenges in gene discovery through
microarray data analysis paper presented at the 14th Triennial Symposium of the
International Society for Tropical Root Crops during 20-26th November 2006 at
Thiruvananthapuram, India.
100. Sreekumar, J. and Jose, K.K. 2005. Singular value decomposition analysis for
clustering gene expression data: Application to sporulation time series. Recent
Advances in Statistical Theory and Applications Vol 1 :203-215.
101. Sreekumar, J. and.Jose, K.K. 2005. A Bayesian framework for improved statistical
inference from gene expression data” Paper presented in International Workshop/
Conference on Bayesian Statistics and its Applications held at Varanasi during 6-8th
January 2005.
102. Sreekumar, J., Rajendran, P.G. and Santhosh Mithra,V.S. 2004 The Use of AMMI
and Biplot analysis in interpreting geneotype by environment interaction in sweet
potato. Journal of Root Crops 30 (2) , 101-106.
103. A. N. Jyothi, S. N. Moorthy, J. Sreekumar and K. N. Rajasekharan (2007) studies on
the properties of citrate derivatives of cassava (Manihot esculenta Crantz) starch
synthesized by microwave technique, Journal of the Science of Food and Agriculture,
87, (5): 871-879 (Online 2 February, 2007).
104. Chitra, B. Nair, Anith, K.N. and Sreekumar, J. (2006) Mitigation of growth
retardationeffect of plant defense activator, acibenzolar-S-methyl, in amaranthus
plantsby plant growth-promoting rhizobacteria. Short Communication, World J
MicrobiolBiotechnol.
105. Jyothi, A.N., Rajasekharan, K..N., Moorthy, S.N. and Sreekumar, J, 2005. Synthesis
and characterization of low DS succinate derivatives of cassava (Manihot esculenta
Crantz) starch. Starch/St¨arke, 57 (7), 319-324.
106. Jyothi, A.N., Rajasekharan, K.N., Moorthy, S.N. and Sreekumar, J. 2005. Microwave
assisted synthesis and characterization of succinate derivatives of cassava (Manihot
esculenta Crantz) starch. Starch/St¨arke, 57(11), 556-563.
107. Sajeev, M.S., Manikantan, M.R., Kingsly A.R.P., Moorthy, S..N., Sreekumar, J. 2004.
Texture Analysis of Taro (Colocasia esculenta L. Schott) Cormels during Storage and
Cooking. J Food Sci., 69(7):E315-21.
108. Sreekumar, J. and Rajendran, P.G. 2002. Imputing missing values in multi-
environmental trails. Paper presented at XII Swadeshi Science Congress,
Thiruvananthapuram, 5-7 November 2002.
109. Rajendran, P.G., Mohan, C. and Sreekumar, J. 2005. Standardisation of true cassava
seed (TCS) programme with special emphasis on more homogeneous, CMD resistant
progenies. Euphytica.

110. Rajendran, P.G., Mohan, C. and Sreekumar, J. 2004. Breeding True Cassava Seed
Progeny for Mosaic Disease (CMD) Resistance, Gene Conserve Issue no. 11, pp154-
186. (http://www.geneconserve.pro.br/artigo 20.htm)
111. Suja, G., Nair, V. M. and Sreekumar, J. 2003. Influence of organic manures, nitrogen
and potassium on nutrient uptake and nutrient use efficiency of white yam (Dioscorea
rotundata) intercropped in coconut garden (Cocos nucifera). Indian Journal of
Agronomy,.48(3):168-171
112. Suja, G., Nair, V. M., Saraswathy, P. and Sreekumar, J. 2000. Physico – chemical
properties of soil as influenced by nutrient management in white yam (Dioscorea
rotundata Poir.) intercropped in coconut garden. Journal of Root Crops. 26 (2): 65-70
113. Suja, G., Nayar, T.V.R. and Sreekumar, J. 2000. Dry matter accumulation and
partitioning in certain Dioscorea species. Journal of Root Crops, 26 (2):50-56.
114. Suja,G., Nair, V. M. and Sreekumar, J. 2003. Impact of nutrient management on light
interception, chlorophyll and proline content of white yam (Dioscorea rotundata Poir.)
intercropped in coconut garden. Journal of Root Crops, 29(2) :27-31
115. Suja, G., Nair, V. M. and Sreekumar, J. 2003. Effect of nutrient management on
quality of white yam (Dioscorea rotundata Poir.) intercropped in coconut garden.
Journal of Root Crops, 29(1):35-40
116. Suja,G., Nair, V. M., Saraswathy, P. and Sreekumar, J. 2004. Implications of organic
manure, nitrogen and potassium application in white yam (Dioscorea rotundata Poir.)
intercropped in coconut garden on nutrient balance of soil. Annals of Agricultural
Research, 25(1):76-82
117. Santhosh Mithra,V.S, Sreekumar, J. and Ravindran,C.S. 2002. Development of
Cassava Growth Models in India, Paper presented during 7th Asian Cassava
Workshop during 28–10–2002 to 2–11–2002 at Bangkok, Thailand.
118. Srinivas T, Anantharaman, M. and Sreekumar, J. 2000. Seasonal Variations in Prices
of Tapioca Based Products, Paper Presented in International Convention on
Agricultural Marketing held at MANAGE, Hyderabad, August, 2000 and the paper is
published in the edited volume entitled Agricultural Marketing : Innovations and
Interventions. Page : 207-213.
119. Santhosh Mithra, V.S., Sreekumar,J. and Ravindran, C.S. 2003. Crop Simulation
Models for Faster Agricultural Growth, Paper presented during 13th Swadeshi
Science Congress held during 06-11–2003 to 08–11–2003 at Wayanad, Kerala.

 Number of Books/Book chapters : 3
Book Chapters
1. Sreekumar J and Sona Charles. Omics in Tuber Crops: Cassava and Sweet potato.
Chapter 23 in Book, “Omics in Horticultural Crops" Edited by Gyana Ranjan
Rout and K.V.Peter. Academic Press, 2022, Pages 527-543, ISBN 9780323899055,
https://doi.org/10.1016/B978-0-323-89905-5.00021-5

2. Sreekumar J. 2014. Chapter 2. Computational Resources for Next Generation
Sequencing Data Analysis. In: Biotechnology Vol. 6 Bioinformatics and
Computational Biology : (Guest editor- A. R. Rao., Executive editor (J. N. Govil)
Studium Press LLC, USA
3. Sreekumar J. 2014 Chapter 14. Statistical Analysis of Microarray Gene Expression
Data In: Biotechnology Vol. 6 Bioinformatics and Computational Biology(Guest
editor- A. R. Rao., Executive editor (J. N. Govil), Studium Press LLC, USA