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K. Madhu Kumar

Publications (6)

Assessment of Genetic Variability and Trait Associations in Advanced Rice Lines

K. Madhu Kumar, G. Sreenivas, P. Udayababu, M. Srinivasa Rao & D. Manojkumar · Journal of Scientific Research and Reports · 2025

Rice (Oryza sativa L.) is one of the world’s most important cereal crops, serving as a staple food and a key component of food and livelihood security across Asia. However, rice productivity has stagnated in several regions due to multiple biotic and abiotic stresses, variable cl...

Open access Research Article 10.9734/jsrr/2025/v31i113703

Genetic Divergence Analysis in Greengram [Vigna radiata (L.) Wilczek] under Rice Fallow Conditions

G. Monica, K. Madhu Kumar, L. Suryanarayana & M. Srinivasa Rao · Journal of Advances in Biology & Biotechnology · 2026

Greengram [Vigna radiata (L.) Wilczek] is an important short-duration pulse crop for rice fallow conditions, where genetically diverse and high-yielding genotypes are required for crop improvement. This study assessed genetic divergence among 30 greengram genotypes using Mahalano...

Open access Research Article 10.9734/jabb/2026/v29i74075

Evaluation of Insecticide Strategies for Gall Midge and Yellow Stem Borer Management in Rice in Coastal Andhra Pradesh, India

P. Udayababu, K. Madhu Kumar, M Srinivasa Rao, G Sreenivas, P. V. Satyanarayana & D Manoj Kumar · Archives of Current Research International · 2025

Efficient pest control in rice cultivation plays a vital role in sustaining crop yields and minimizing financial losses in agriculture. In recent times, delayed transplanting has led to a gradual increase in gall midge infestations, particularly in specific areas of Andhra Prades...

Open access Research Article 10.9734/acri/2025/v25i61282

Genetic Architecture, Studies to Identify the Selection Criteria for Yield in Long Duration Rice Lines (Oryza sativa L.)

P. V. Satyanarayana, K. Madhu Kumar, P. Uday Babu, T. Srinivas & Duppala Manojkumar · International Journal of Environment and Climate Change · 2024

The current study aimed to explore the genetic variability, narrow sense heritability, genetic advance, Intra and Inter character associations, path coefficient analysis and principal factor - component analysis of yield component traits in long duration varieties of rice. The go...

Open access Research Article 10.9734/ijecc/2024/v14i44162

Influence of Post Emergence Application of Herbicides on Growth, Yield and Economics of Dry Direct Sown Rice

A. Upendra Rao, K. Madhu Kumar, V. Visalakashmi & S. Govinda Rao · International Journal of Environment and Climate Change · 2021

The field trial was conducted on sandy clay loam soils of agricultural research station Ragolu, A.P. India during two consecutive Kharif seasons of 2015 and 2016 .The trial was conducted in Randomized Block Design with three replications and nine treatments Viz., T1- post emergen...

Open access Research Article 10.9734/ijecc/2021/v11i1230566

Evaluation of the Bio-efficacy of Granular Insecticides in Managing Paddy Pest Infestations

P. Udayababu, P. V. Satyanarayana, K. Madhu Kumar, M Srinivasa Rao, G Sreenivas & D Manoj Kumar · Journal of Advances in Biology & Biotechnology · 2025

Effective pest management in rice is crucial for maintaining crop productivity and reducing economic losses in agriculture. This study aimed to evaluate the efficacy of various insecticides and their combinations against major rice pests during the Kharif seasons of 2021, 2022, 2...

Open access Research Article 10.9734/jabb/2025/v28i52270