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R

Raman Gopalakrishnan

Publications (2)

Seasonal Incidence of Insect Pests and Natural Enemies in Foxtail Amaranthus and Spinach and Efficacy of Dimethoate Against Insect Pests Infesting Leafy Vegetables

Raman Gopalakrishnan, Karuppiah Manikandan, J. Kousika, K. Bhuvaneswari & A. Suganthi · Journal of Advances in Biology & Biotechnology · 2024

An investigation was made to study the efficacy of dimethoate against sucking and defoliator pest-infesting foxtail amaranths and spinach. The efficacy of dimethoate was evaluated at two doses, one at the recommented does of 200 g active ingredient (a.i.) ha-1 and other at double...

Open access Research Article 10.9734/jabb/2024/v27i5851

Evaluation of Biocontrol-based Formulations against Late Leaf Spot and Rust in Groundnut

Karuppiah Manikandan, Raman Gopalakrishnan & Kaliyamoorthy Manikandan · Journal of Advances in Biology & Biotechnology · 2024

This study investigated the efficacy of various biocontrol-based formulations against late leaf spot (LLS) (Phaeoisariopsis personata) and rust (Puccinia arachidis) in groundnut. Pot culture and field experiments were conducted during the Kharif season (June-September) of 2022. D...

Open access Research Article 10.9734/jabb/2024/v27i5838