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P. Jeyakumar

Publications (18)

Cell Wall Changes of Papaya Fruit Treated with 1-Methylcyclopropene: Postharvest Analysis through SEM and FT-IR Spectroscopy

S. Srividhya & P. Jeyakumar · International Journal of Plant & Soil Science · 2022

1-Methylcyclopropene (1-MCP), is a widely researched and commercially used molecule to delay fruit ripening and improve the shelf life, both climacteric and non-climacteric fruits. Increasing the shelf life and keeping quality, especially of important climacteric fruits like papa...

Open access Research Article 10.9734/ijpss/2022/v34i2131570

Influence of Microbial Priming on Germination and Seedling Growth Traits of Compact Cotton CO17

K. Ragadevi, P. Jeyakumar, M. Djanaguiraman, T. Kalaiselvi, L. Arul, L. Mahalingam, V. Ravichandran & S. Anandakumar · International Journal of Plant & Soil Science · 2021

Cotton, known as “the King of fibers”, is the predominant fiber in the Indian textile industry. Plant growth-promoting rhizobacteria (PGPR) represent a potential sustainable alternative for the enhancement and protection of crops. The germination and seedling growth of cotton can...

Open access Research Article 10.9734/ijpss/2021/v33i2430809

Classification of Level of Rice Pest Incidence Based on Weather Information

V. Jinubala & P. Jeyakumar · International Journal of Environment and Climate Change · 2021

Aims: To classify the rice pest data based on the weather attributes using a machine learning approach, a decision tree classifier, and to validate the performance results with other existing techniques through comparison. Design: Rice pest classification using C5.0 algorithm Met...

Open access Research Article 10.9734/ijecc/2021/v11i230359

Elicitation of Tuberose Concrete, Deliberation of Recovery and Qualitative Examination from Agave amica L. cv Arka Prajwal

J. Lydia, M. Kannan, P. Aruna, P. Jeyakumar & P. Vetrivelkaalai · Current Journal of Applied Science and Technology · 2022

The objective of the study aimed the flower yield and concrete yield of Agave amica L. The different treatments was imposed for the study and the concrete recovery percentage was compared with all the treatments in which marigold was imposed as intercrop and also with the control...

Open access Research Article 10.9734/cjast/2022/v41i1031692

Effect of Nitrogen and Silica on Growth and Yield of Paddy (Oryza sativa L.) Variety CO 51

G. Poovizhi Sindhu, D. Jawahar, T. Chitdeshwari, P. Jeyakumar & D. Jeya Sundara Sharmila · International Journal of Plant & Soil Science · 2022

World agriculture is facing increasing demand due to multiple challenges. The biggest challenge is to attain food security in the ever increasing growing population. Rice (Oryza sativa L.) is a staple food crop for half of the world's population and one of the world's most signif...

Open access Research Article 10.9734/ijpss/2022/v34i130821

Development of Drought Tolerant Rice Breeding Lines of an Elite Indian Rice (Oryza sativa L.) Variety Improved White Ponni through Molecular Breeding

F. D. Prisca Seeli, S. Manonmani, M. Raveendran, P. Jeyakumar & R. Pushpam · International Journal of Plant & Soil Science · 2021

Changes in climatic conditions especially unpredictable drought occurrences are challenging for food security. The present investigation was carried out to improve the grain yield in Improved White Ponni (IWP) rice under reproductive stage drought stress. This variety is well kno...

Open access Research Article 10.9734/ijpss/2021/v33i2430800

Influence of Biodegradable Polymer Coated Urea on Nitrogen Uptake and Utilization of Maize (Zea mays L)

B. Balaganesh, P. Malarvizhi, N. Chandra Sekaran, P. Jeyakumar, K. R. Latha & A. Lakshmanan · International Journal of Plant & Soil Science · 2021

Controlled release nitrogen fertilizers could be an excellent management approach for improving nitrogen fertilizer efficiency. The present study aimed to investigate the effect of coated urea fertilizers to increase nitrogen uptake and utilization of maize. The nitrogen use effi...

Open access Research Article 10.9734/ijpss/2021/v33i2430781

Calibration and Validation of DSSAT (CROPGRO) Model for Winter Irrigated Cotton in Coimbatore, Tamil Nadu, India

Rajashree Khatua, S. Panneerselvam, V. Geethalakshmi, Kumar M. & P. Jeyakumar · International Journal of Plant & Soil Science · 2023

Crop simulation model is used for predicting the crop productivity under various crop management practices and find out the yield gap of cotton crop, that require determination of genetic coefficient of a crop cultivar. Successful use of a crop model depends on the accuracy of ca...

Open access Research Article 10.9734/ijpss/2023/v35i224187

Phosphorus Releasing Potentials of Amino Acids and Low Molecular Weight Organic Acids from Highly Calcareous Soils

P. M. Brindhavani, T. Chitdeshwari, D. Selvi, U. Sivakumar & P. Jeyakumar · International Journal of Plant & Soil Science · 2022

Aims: The present study was conducted to investigate the potentials of amino acids and low molecular weight organic acids, two major components of plant root exudates on phosphorus release from highly calcareous soils. Study Design: Factorial experiment based on completely random...

Open access Research Article 10.9734/ijpss/2022/v34i1531009

Diversity Analysis in Avocado (Persea americana Mill.) Accessions of Lower Pulney Hills of Tamil Nadu, India

V. Gopi, M. Ananthan, M. S. Aneesa Rani, M. Kumar, P. Jeyakumar & V. Krishnamoorthy · International Journal of Plant & Soil Science · 2021

Avocado (Persea americana Mill.) is one of the world's most important subtropical fruit crops. So far, it’s collection, systematic evaluation and utilization studies are limited and this would be perhaps the first systematic study to quantify the variability available. This inves...

Open access Research Article 10.9734/ijpss/2021/v33i2430794

Effect of Automated Drip Irrigation System on Yield and Water Use Efficiency of Tomato (Solanum lycopersicum L.)

R. Suvitha, A. Velayutham, V. Geethalakshmi, S. Panneerselvam, P. Jeyakumar & K. Nagarajan · International Journal of Plant & Soil Science · 2021

Field experiment was conducted to evaluate the performance of different automated drip irrigation on tomato crop under sandy clay loam soil in Tamil Nadu Agricultural University during kharif 2019 and kharif 2020. Five treatments comprising 4 different automated drip irrigation s...

Open access Research Article 10.9734/ijpss/2021/v33i2430768

Delineation of Efficient Cotton Growing Regions of Tamil Nadu

Rajashree Khatua, S. Panneerselvam, V. Geethalakshmi, M. Kumar & P. Jeyakumar · Current Journal of Applied Science and Technology · 2020

Cotton is an immensely important crop for the sustainable economy of India and livelihood of the Indian cotton farming community. Identification of potential regions would help in increasing the productivity, ensures better utilization of available resources and avoid wastage of...

Open access Research Article 10.9734/cjast/2020/v39i1430736

Studies on Cleft Grafting in Brinjal (Solanum melongena L.) with Solanum Rootstocks, Their Compatibility and Growth Performance under Open Field Condition

G. Senthilvadivu, L. Pugalendhi, T. Saraswathi, T. Raguchander, A. Shanthi & P. Jeyakumar · International Journal of Plant & Soil Science · 2022

Grafting in brinjal is an alternative technology for chemical treatments to control soilborne pathogens with minimum impact on product quality and environment. The present study was carried out to determine the graft compatibility of brinjal scions (Dhruva and CO 2) with five wil...

Open access Research Article 10.9734/ijpss/2022/v34i242668

Metal Nutrient Distribution and Availability in Vegetable Growing Soils of Coimbatore District, Tamil Nadu

K. Subash Chandra Bose, D. Selvi, T. Chitdeshwari, T. Saraswathi, D. Balachandar & P. Jeyakumar · International Journal of Plant & Soil Science · 2021

Knowledge about distribution and bio availability of micronutrients is critically needed for better production of agricultural products both quantitatively and qualitatively. The study intended to evaluate the micronutrient status, availability and its interaction with soil prope...

Open access Research Article 10.9734/ijpss/2021/v33i2430806

Genetic Stability of TGMS Hybrids in Dry Direct Seeded Rice

N. S. Rudresh, P. Jayamani, E. Vijayakumar, S. Manonmani, Mahantesh Gangashetti, P. Jeyakumar & K. R. Latha · International Journal of Plant & Soil Science · 2021

Rice is a water-loving crop and traditionally sown in the nursery and then transplanted to the puddled and waterlogged main field. Owing to climate change, water scarcity and labour shortage problems, rice is now cultivated in the dry direct seeded method. Owing to potential of h...

Open access Research Article 10.9734/ijpss/2021/v33i2430786

Morpho-physiological Changes in Chilli under Drought and Heat Stress

V. Rajeswari, D. Vijayalakshmi, S. Srinivasan, R. Swarnapriya, S. Varanavasiappan & P. Jeyakumar · Current Journal of Applied Science and Technology · 2020

Drought spells and heat stress have become quite common and agricultural production would experience a lag in near future. The combined effect of heat and drought stress is expected to cause negative impact on crop growth. Hence, an experiment was framed to assess the morphologic...

Open access Research Article 10.9734/cjast/2020/v39i4731187

Effect of Chemical Manipulation on Growth, Yield and Fiber Traits of Compact Cotton

B. Rakavi, C. N. Chandrasekhar, M. Kumar, L. Arul, N. Manikanda Boopathi, P. Jeyakumar & D. Vijayalakshmi · Current Journal of Applied Science and Technology · 2020

Crop management is one of the most important factors in modern agricultural activity. Studying the balance of growth stages and supplying optimal quantities of mineral nutrients and hormones to growing plants is essential to improve yield in short duration cotton varieties. In re...

Open access Research Article 10.9734/cjast/2020/v39i4031113