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S. Karthikeyan

Publications (14)

Performance of Strawberry Cultivars under different Growing Environments in Nilgiris

S. Karthikeyan, S. P. Thamaraiselvi, V. Sivakumar & D. Keisar Lourdusamy · International Journal of Environment and Climate Change · 2023

Strawberry, an important berry fruit crop with high value and nutritional properties is picking up in the South Indian conditions, especially in Tamil Nadu under temperate region of Nilgiris district. Since the fruit is directly consumed by the children and all group of categorie...

Open access Research Article 10.9734/ijecc/2023/v13i123757

Studies on the Upper Leaf Necrosis in Orientalliliums

S. Karthikeyan, S. P. Thamaraiselvi, M. Ganga, M. Jawaharlal, M. Visalakshi & V. Sivakumar · International Journal of Plant & Soil Science · 2023

Oriental Lilium is one of the commercial bulbous flower crops grown for its cut flower and ornamental value. Upper leaf necrosis is a nutrition disorder that is specific to certain conditions and often misconceived with other disorders. The symptoms of upper leaf necrosis occur o...

Open access Research Article 10.9734/ijpss/2023/v35i234276

Cerebral Palsy Associated with Global Developmental Delay Following Significant Perinatal Risk Factors: A Case Report

R. Nayana & S. Karthikeyan · Asian Journal of Pediatric Research · 2026

Background: Cerebral palsy (CP) is a non-progressive neurodevelopmental disorder caused by injury to the developing fetal or infant brain and is commonly associated with motor impairment and developmental delay. Antenatal, perinatal and neonatal complications are recognised risk...

Open access Research Article 10.9734/ajpr/2026/v16i7552

Effects of Drying and Storage on Anthocyanin Content and Antioxidant Activity in Hibiscus Tea Infusions

Thamaraiselvi, S.P, S. Karthikeyan, M. Ganga, M. Visalakshi, C. Cinthia Fernandaz, V. Sivakumar & K. Padmadevi · Journal of Advances in Biology & Biotechnology · 2025

Hibiscus rosa-sinensis is one of the traditional flowers used in tropics for ornamental gardens and for its curative health benefits. All parts of hibiscus are reported to possess significant medicinal values and the flowers especially are rich source of anthocyanin pigments. Ant...

Open access Research Article 10.9734/jabb/2025/v28i11930

Standardization of Organic Production Systems for Lettuce and Pokchoi in Nilgiris

S.P. Thamaraiselvi, S. Karthikeyan, P. Raja, C. Cinthia Fernandaz & V. Sivakumar · International Journal of Environment and Climate Change · 2025

An experiment was conducted to standardize the cultivation of Lettuce (Lactuca sativa) and Pokchoi under organic production system at Horticultural Research Station, Ooty during 2022-23. These exotic vegetables are grown for salad purpose for different dishes and consumed as raw...

Open access Research Article 10.9734/ijecc/2025/v15i14696

Morphological Evaluation of the Local Genotypes of Broad Bean (Vicia faba L.) for Yield Attributes under the Nilgiris Condition

A. Ajay Raja, S. Karthikeyan, S. Geethanjali, P. Raja & S. P. Thamaraiselvi · International Journal of Environment and Climate Change · 2023

The broad bean (Vicia faba L.) is the predominant and oldest domesticated cool-season food legume in the world next to chickpea and pea. The present study was carried out to evaluate the performance of 20 broad bean accessions (named from Vf 1 to Vf 20) in Nilgiris, Tamil Nadu, I...

Open access Research Article 10.9734/ijecc/2023/v13i102849

Exploration of Soil and Weather Factors on Mulberry Root Rot Incidence in the Western Zone of Tamil Nadu, India

M. Saratha, K. Angappan, S. Karthikeyan, S. Marimuthu & K. Chozhan · International Journal of Environment and Climate Change · 2021

Aims: To record the occurrence of mulberry root rot disease, epidemiology, interaction of weather and soil parameters with the soil-borne pathogens in Western zone of Tamil Nadu during 2019-2020. Study Design: Survey. Place and Duration of Study: Surveyed in Coimbatore, Tiruppur,...

Open access Research Article 10.9734/ijecc/2021/v11i1230552

A Step into Future Fuel Industrial Effluents into Bioethanol: A Review

R. S. Vidhya Ganesh, R. Parimala Devi, D. Ramesh, S. Karthikeyan & D. Murugananthi · International Journal of Environment and Climate Change · 2023

Industrial revolution in agro based industries with improved technologies, machineries, etc. has resulted in the ease of operation, availability of increased number of value added products in the field of agriculture, effective labour management, etc. Agro industries are one of t...

Open access Research Article 10.9734/ijecc/2023/v13i103033

Quantification of Antimicrobial Compounds Produced by Lactic Acid Bacteria Isolated from Pulses

Bashipangu Gouthami, A. Ramalakshmi, M. Balakrishnan, S. Karthikeyan & V. Paranidharan · International Journal of Plant & Soil Science · 2023

In this study, 11 LAB isolates were isolated from the pulses (green gram and black gram) were tested for biochemical characteristics (catalase, MR-VP, citrate utilization, nitrate reduction) based on these tests four isolates were evaluated for their antimicrobial activity agains...

Open access Research Article 10.9734/ijpss/2023/v35i203803

Baseline Susceptibility and Resistance Monitoring of Pyridalyl 10 EC against Plutella xylostella L. (Lepidoptera: Plutellidae) in Tamil Nadu, India

V. Logeswaran, S. V. Krishnamoorthy, M. Murugan & S. Karthikeyan · International Journal of Plant & Soil Science · 2022

In vitro studies were conducted to assess the baseline toxicity of pyridalyl 10 EC against Diamondback moth, Plutella xylostella collected from four major cabbage and cauliflower growing tracks in Tamil Nadu. The LC50 and LC95 values of Pyridalyl 10 EC from F1 to F15 generations...

Open access Research Article 10.9734/ijpss/2022/v34i2131333

In vitro Screening of Iron Efficient Groundnut Cultivars for Calcareous Soil

V. S. Reddy Kiran Kalyan, S. Meena, D. Jawahar & S. Karthikeyan · International Journal of Environment and Climate Change · 2020

Aims: In the present study twenty groundnut genotypes are evaluated for their resistance to IDC and to identify feasible indicators for screening iron (Fe) efficient groundnut genotypes in calcareous soils based on the morphophysiological parameters at 45 days after sowing (DAS)....

Open access Research Article 10.9734/ijecc/2020/v10i1230291

Investigating Key Factors Influencing Consumer Food Practices and Choices for Ensuring Food Safety: A Case Study of Coimbatore Residents

T. Vijay, V. M. Indumathi, M. Malarkodi, M. Balakrishnan & S. Karthikeyan · Asian Journal of Agricultural Extension, Economics & Sociology · 2023

Aim: The primary objective of this study is to employ the Mann-Whitney U test as a robust statistical tool to assess and establish the significance of the association between the education levels of the respondents and their behaviour regarding checking for quality marks before i...

Open access Research Article 10.9734/ajaees/2023/v41i92117

Assessment of Ginger Genotypes under Coconut Ecosystem for Quantitative and Qualitative Traits

V. Sivakumar, M. Kumar, R. Balakumbahan, K. Vanitha, D. Vidhya, S. Karthikeyan & R. Sudha · International Journal of Plant & Soil Science · 2023

Ginger is one of the major spice grown in subtropical hilly regions and ultivation of ginger under coconut ecosystem is gaining popular among the farmers. Coimbatore district, Pollachi region is one of the major coconut growing belt in Tamilandu. With this view an experiment was...

Open access Research Article 10.9734/ijpss/2023/v35i224170

Evaluation of Ginger (Zingiber officinale Rosc) Genotypes under Coconut Ecosystem

V. Sivakumar, M. Kumar, R. Balakumbahan, K. Vanitha, D. Vidhya, S. Karthikeyan & R. Sudha · International Journal of Environment and Climate Change · 2023

An experiment was conducted to evaluate the performance ginger genotypes under coconut ecosystem at Coconut Research Station, Aliyar Nagar, Tamil Nadu Agricultural University, and Coimbatore during the period from 2017- 18and 2018-19. The experiment was laid out in Randomized Blo...

Open access Research Article 10.9734/ijecc/2023/v13i103013