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Sible George Varghese

Publications (7)

Incidence of Alternaria Fruit Rot as a Latent Postharvest Disease in Guava (Psidium guajava L.) in Kerala

S. N. Parvathi, C. Anju, Sible George Varghese, Reshmy Vijayaraghavan, K. Shahida & Saji Gomez · Asian Research Journal of Agriculture · 2024

A purposive random sampling survey was conducted to study the incidence of latent pathogens associated with postharvest losses in guava sourced from markets and homesteads of Ernakulam, Thrissur and Palakkad districts of Kerala during 2024. Fruits at mature green stage were colle...

Open access Research Article 10.9734/arja/2024/v17i4623

Piper nigrum Leaf Extract Mediated Synthesis of Copper Oxide Nanoparticles and their Antimicrobial Activity Against Soil Phytopathogens

Krishnapriya E.S, Reshmy Vijayaraghavan, Sible George Varghese, Smitha M. S. & Smitha John, K. · Asian Journal of Advances in Agricultural Research · 2024

The bio-inspired synthesis of copper oxide nanoparticles using Piper nigrum leaf extract (BP-CuONPs) is reported in this study. The rapid reduction of copper (Cu2+) ions was preliminarily confirmed using a UV–Vis spectrophotometer with peak formation at 270 nm. Further-ray diffra...

Open access Research Article 10.9734/ajaar/2024/v24i8538

The Silent Killer: A Review Unfolding the Mystery of Fungal Pathogens Causing Canker Diseases in Tree Crops

Adithya Sreekumar, Anju C., Reshmy Vijayaraghavan, Sible George Varghese & Flemine Xavier · Journal of Advances in Biology & Biotechnology · 2025

Canker diseases caused by fungal pathogens pose a formidable threat to global forest ecosystems and commercial tree crops, often resulting in extensive economic and ecological losses. Major fungal genera associated with canker development include: Phytophthora, Hypoxylon, Chrysop...

Open access Research Article 10.9734/jabb/2025/v28i113213

Viricidal Activity of Silicon Dioxide Nanoparticles against Cowpea Aphid Borne Mosaic Virus

Anirudh S, Ayisha R, Reshmy Vijayaraghavan, Sible George Varghese & Smitha John K · International Journal of Plant & Soil Science · 2025

The management of viruses in cowpea is a challenging task and the use of nanoparticles (NPs) presents a promising opportunity for novel antiviral strategies. This study evaluates the viricidal activity of silicon dioxide nanoparticles (SiO₂NPs) against cowpea aphid-borne mosaic v...

Open access Research Article 10.9734/ijpss/2025/v37i15263

PGPM Tablets: A Sustainable Solution for Managing Foot Rot Disease in Black Pepper

Hiba Abdurahiman U., Reshmy Vijayaraghavan, Shahida K., Sible George Varghese & Surendra Gopal K. · International Journal of Plant & Soil Science · 2024

Black pepper holds significant importance as a spice crop in Kerala, a state often referred to as the "Land of Spices" for its substantial contribution to India's economy through exports. Phytophthora foot rot poses a significant challenge in nurseries across the black pepper-gro...

Open access Research Article 10.9734/ijpss/2024/v36i125205

Characterization of Agroathelia rolfsii Causing Fruit Rot Disease in Jackfruit

Anjali K., Shahida K., Reshmy Vijayaraghavan, Surendra Gopal K., Sible George Varghese, Gleena Mary C. F. & Ayisha R. · Asian Research Journal of Agriculture · 2024

Symptoms of characteristic rot was observed on jackfruits (Artocarpus heterophyllus) of Thrissur district in Kerala. This study investigates, the symptomatology, pathogenicity and identification of the causal organism for fruit rot disease. The isolation of fungal sample was obta...

Open access Research Article 10.9734/arja/2024/v17i4612

Characterisation and In-vitro Fungicide Susceptibility of Corynespora cassiicola Associated with Leaf Spot Disease of Aglaonema Ruby Garuda

Sandra S. R., Gleena Mary C. F., Reshmy Vijayaraghavan, Mini Sankar, Sible George Varghese, Mufeeda K. T. & Shambhu Kumar · Journal of Advances in Biology & Biotechnology · 2024

During 2020- 2022, a characteristic leaf spot symptom was recorded from the Aglaonema cultivar, Aglaonema Ruby Garuda Aglaonema Ruby Garuda from Ambunadu region, Ernakulam district of Kerala. The symptomatic plants formed dark brown, water-soaked, circular spots with concentric z...

Open access Research Article 10.9734/jabb/2024/v27i6922