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K. Rajendra Prasad

Publications (8)

Studies on Correlation and Path Coefficient Analysis for Yield and Its Components in Hybrid Rice

K. Rajendra Prasad, K.V Radha Krishna, S.Sudheer Kumar, L.V SubbaRao, P.Nagaraju & P.Senguttuvel · Journal of Advances in Biology & Biotechnology · 2025

Correlation studies simply assess the relationships between yield and other characteristics. Correlation between various traits is extremely valuable since it demonstrates the extent to which distinct plant characteristics are connected with economic productivity. Understanding t...

Open access Research Article 10.9734/jabb/2025/v28i92885

Genetic Variability, Heritability, and Genetic Advance for Yield and Milling Quality Traits in Rice (Oryza sativa L.) Germplasm

Muneeb Ahmed Naushad, K. Rajendra Prasad, B. Srinivas, V. Ratnakar & Y. Hari · International Journal of Plant & Soil Science · 2026

Genetic variability is the foundation of effective selection in crop improvement. Fifty rice germplasm lines were evaluated during the kharif season of 2025 at the Regional Agricultural Research Station, Polasa, Jagtial, Telangana, India, using a randomised block design with two...

Open access Research Article 10.9734/ijpss/2026/v38i86221

Phenotypic Screening of Rice Cultures for Resistance against Brown Plant Hopper (Nilaparvata lugens Stal) at Warangal, India

R. Shravan Kumar, Y. Hari, K. Rajendra Prasad, B. Satish Chandra, U. Nagabhushanam, B. Madavi, G. Neelima, D. Ashwini, V. Venkanna & R. Uma Reddy · Journal of Advances in Biology & Biotechnology · 2024

Brown planthopper (BPH), Nilaparvatalugens Stal (Homoptera: Delphacidae), is one of the most destructive insect pests causing significant yield losses in rice production. During Kharif, 2021, a set of 91 rice cultures were screened against brown plant hopper (BPH) through standar...

Open access Research Article 10.9734/jabb/2024/v27i91279

Biochemical Defense Responses in Advanced Backcross-derived Rice Genotypes to Nilaparvata lugens (Stal) Infestation

R. Prathima Kumari, Ch. Anusha, R. Shravan Kumar, K. Rajendra Prasad, Y. Hari, M. A. Prajwal Gowda & D. Akhilandeshwari · Journal of Advances in Biology & Biotechnology · 2024

BPH, Nilaparvata lugens (Delphacidae: Homoptera) infestation on most of the resistant and moderately resistant backcross derived rice genotypes and resistant checks (PTB 33 and BM 71) resulted in an increase in the phenolic content in the infested plants leaf sheath. The percenta...

Open access Research Article 10.9734/jabb/2024/v27i81156

AMMI Biplot Analysis for Genotype X Environment Interaction and Stability for Yield in Hybrid Rice (Oryza sativa L.) Under Different Production Seasons

K. Rukmini Devi, V. Venkanna, N. Lingaiah, K. Rajendra Prasad, B. Satish Chandra, Y. Hari & P. Jagan Mohan Rao · Current Journal of Applied Science and Technology · 2020

The aim of the study was to determine the genotype x environment interaction and stability performance of fifteen rice hybrids in three different production seasons during 2016, 2017 at Regional Agricultural Research Station, Warangal, Telangana.  Data was subjected to the additi...

Open access Research Article 10.9734/cjast/2020/v39i4831214

Genetic Divergence and Variability Studies for Yield and Quality Traits in Elite Rice (Oryza sativa L.) Genotypes

K. Rukmini Devi, B. Satish Chandra, Y. Hari, K. Rajendra Prasad, N. Lingaiah & P. Jagan Mohan Rao · Current Journal of Applied Science and Technology · 2020

Genetic divergence and variability was assessed among 33 elite germplasm lines which were evaluated in RBD at Regional Agricultural Research Station, Warangal with an objective to classify  and understand the nature and magnitude of genetic diversity and variability  with regard...

Open access Research Article 10.9734/cjast/2020/v39i1830769

Evaluation of Phenotypic Stability for Grain Yield in Rice (Oryza sativa L.) Genotypes Using AMMI and GGE Biplot Models

B. Satish Chandra, K. Rukmini Devi, N. Lingaiah, Y. Hari & K. Rajendra Prasad · International Journal of Environment and Climate Change · 2022

The experimens were carried out under four seasons with 9 rice genotypes at Regional Agricultural Research Station, Warangal, Telangana State, India during kharif season (July to November) 2019 (E1), rabi season (December to April) 2019-20 (E2), kharif season (July to November) 2...

Open access Research Article 10.9734/ijecc/2022/v12i111362

Monitoring of Virulence of Gall Midge (Orseolia oryzae Wood-mason) Population on Rice

R. Shravan Kumar, Y. Hari, U. Nagabhushanam, V. Venkanna, B. Madavi, Ch. Anusha, D. Aswini, K. Rajendra Prasad, B. Satish Chandra, G. Neelima & R. Uma Reddy · Journal of Advances in Biology & Biotechnology · 2024

A study was conducted for two years during 2022 and 2023 at Regional Agricultural Research Station, Warangal, Telangana, India to know the virulence of gall midge on rice varieties with known gall midge resistant genes at Warangal. During both the years i.e., 2022 and 2023, the v...

Open access Research Article 10.9734/jabb/2024/v27i91418