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R. S. Singh

Publications (10)

Efficacy of Biorational Insecticides against Gram Pod Borer, Helicoverpa armigera (Hubner) in Chickpea [Cicer arietinum (Linnaeus)] in Kanpur Region of Uttar Pradesh, India

Sneh Yadav, R. S. Singh, Mukesh Srivastava, C. l. Maurya, Sanjeev Kumar & H. C. Singh · Journal of Experimental Agriculture International · 2025

This study evaluates the efficacy of various biorational insecticides against the gram pod borer, Helicoverpa armigera (Hubner) in chickpea, Cicer arietinum (Linnaeus) crop in the Kanpur region of Uttar Pradesh, India. Field experiments were conducted using the chickpea variety K...

Open access Research Article 10.9734/jeai/2025/v47i123908

Population Dynamics of Helicoverpa armigera (Hubner) and Agrotis ipsilon (Hufnagel) in Chickpea and Their Relationship with Abiotic Factors in Kanpur Region of Uttar Pradesh, India

Sneh Yadav, R. S. Singh, Mukesh Srivastava, C. l. Maurya, Sanjeev Kumar & H. C. Singh · Journal of Experimental Agriculture International · 2025

This study investigates the population dynamics of major insect pests, specifically Helicoverpa armigera (Hubner) and Agrotis ipsilon (Hufnagel), in chickpea crop and examines their relationship with key abiotic factors in the Kanpur region of Uttar Pradesh, India. Weekly field o...

Open access Research Article 10.9734/jeai/2025/v47i113893

Evaluation of Bio-Efficacy of Biorational Insecticides against Mustard Aphid [Lipaphis erysimi (Kaltenbach) (Hemiptera: Aphididae)] in Mustard (Brassica juncea) in the Kanpur Region of Uttar Pradesh, India

Pankaj Kumar Yadav, R. S. Singh, Mukesh Srivastava, C. l. Maurya, Sanjeev Kumar, Vijay Kumar Yadav & Abhishek Kumar Yadav · Journal of Experimental Agriculture International · 2025

This study evaluated the bio-efficacy of various biorational insecticides against the mustard aphid (Lipaphis erysimi) in mustard (Brassica juncea) over two Rabi seasons (2023-24 and 2024-25) at Kanpur, Uttar Pradesh. The experiment, conducted using a Randomized Block Design, tes...

Open access Research Article 10.9734/jeai/2025/v47i113860

Field Screening of Chickpea Varieties/Germplasm against Gram Pod Borer, Helicoverpa armigera (Hubner) in Kanpur Region of Uttar Pradesh, India

Sneh Yadav, R. S. Singh, C. l. Maurya, S. K. Biswas, Sanjeev Kumar & H. C. Singh · Journal of Experimental Agriculture International · 2025

Student's Instructional Farm (SIF) of Chandra Shekhar Azad University of Agriculture and Technology in Kanpur (U.P.), India was the location where the field tests were carried out in order to screen several chickpea varieties/germplasm for their resistance against H. armigera (Hu...

Open access Research Article 10.9734/jeai/2025/v47i73597

A Study on Diversity of Insect Pests and Natural Enemies Inhabiting the Chickpea (Cicer arietinum Linnaeus) Agro-ecosystem in the Kanpur Region of Uttar Pradesh, India, Using Simpson’s Index

Sneh Yadav, R. S. Singh, C. l. Maurya, S. K. Biswas, Sanjeev Kumar & H. C. Singh · Journal of Advances in Biology & Biotechnology · 2025

In 2023–2024 and 2024–2025, an experiment was carried out at Chandra Shekhar Azad University of Agriculture and Technology’s Students’ Instructional Farm (SIF) in Kanpur, Uttar Pradesh, India. We identified seven insect pest and natural enemy species from the chickpea agroecosyst...

Open access Research Article 10.9734/jabb/2025/v28i72632

Biology of Brinjal Shoot and Fruit Borer (Leucinodes orbonalis Guenee) at Room Temperature

Arun Kumar, R. S. Singh, S. K. Biswas, C. l. Maurya, Sanjeev Kumar & Mahak Singh · Journal of Advances in Biology & Biotechnology · 2025

The present study investigates the biology of the brinjal shoot and fruit borer (Leucinodes orbonalis Gue.) under normal room temperature conditions during 2022 and 2023. Key developmental parameters, including egg hatching, larval and pupal duration, fecundity and total life spa...

Open access Research Article 10.9734/jabb/2025/v28i32146

Economic Evaluation and Impacts of Insecticides and Bio-pesticides in Controlling the Brinjal Shoot and Fruit Borer (Leucinodes orbonalis Guenee)

Arun Kumar, R. S. Singh, S. K. Biswas, C. l. Maurya, Mahak Singh & Sanjeev Kumar · Journal of Advances in Biology & Biotechnology · 2025

The present investigation were carried out with a view to find out the incremental cost benefit ratio of different insecticides and bio-pesticides against brinjal shoot and fruit borer (Leucinodes orbonalis Guenee) in Kharif season at the Student’s Instructional Farm (SIF), Chand...

Open access Research Article 10.9734/jabb/2025/v28i32133

Effect of Weed Management Practices and Fertilizer Levels on Crop Nutrient Uptake and Weed Nutrient Removal in the Hybrid Rice

Polagani Nagarjuna, R. S. Singh, P. Varalakshmi & Y. N. Mohan Babu · International Journal of Plant & Soil Science · 2021

Aim: Comparative evaluation of weed management practices and fertilizer levels on crop nutrient uptake and weed nutrient removal in the hybrid rice. Study Design: The experiment was laid out in split-plot design with weed management in main-plot and fertilizer levels in sub-plot...

Open access Research Article 10.9734/ijpss/2021/v33i1030473

Effect of Planting Pattern, Fertilizer Levels and Weed Management Practices on System Productivity and Economics of Pigeonpea-Based Intercropping System

Kavita Solanki, I. B. Pandey, Mukesh Kumar, R. S. Singh, S. S. Prasad & Jyostnarani Pradhan · Journal of Experimental Agriculture International · 2023

The experiment was conducted during kharif 2021-22 at Tirhut College of Agriculture, Dholi, a campus of Dr. Rajendra Prasad Central Agricultural University, Pusa, Bihar. The primary objective was to assess how different planting pattern, in addition with the varying fertilizer le...

Open access Research Article 10.9734/jeai/2023/v45i112234

Effect of Date of Planting and Plant Geometry on Growth and Yield Characters of Kalmegh cv. CIM Megha

Mahender Pal, Vijay Kumar, A. P. Singh, R. S. Singh, M. D. Ojha, S. R. P. Singh & P. K. Singh · Current Journal of Applied Science and Technology · 2019

The experiment was laid out in Factorial Randomized Block design assigning time of planting (Factor A), planting geometry (Factor B) with four replications to assess the effect of date of planting and planting geometry on growth and yield of Kalmegh cv. CIM Megha. The experiment...

Open access Research Article 10.9734/cjast/2019/v33i330078