P. Venkata Ramana Rao

Combining Ability Analysis for Grain Yield and Its Contributing Traits in Maize (Zea mays L.)

T. Jeevan Kumar, P. Venkata Ramana Rao, I. Sudhir Kumar & M. Ramabhadra Raju · Journal of Advances in Biology & Biotechnology · 2026

The present investigation was carried out at Agricultural Research Station Peddapuram during the Rabi season of 2025–2026 to evaluate combining ability, genetic variance components and progeny contributions for grain yield and 12 yield-attributing traits in maize (Zea mays L.). T...

Open access Research Article 10.9734/jabb/2026/v29i104475

Evaluation of Germplasm for Reproductive Stage Salinity Tolerance in Rice (Oryza sativa L.)

J Pranaya, V Roja, M Girija Rani, P. Venkata Ramana Rao, D Ramesh & B Jyothsna · International Journal of Environment and Climate Change · 2024

The current study was carried out to identify salt tolerant genotypes by screening 76 rice germplasm at reproductive stage salinity stress. The test entries were subjected to salt stress under field conditions and salinity was noted at different intervals of crop growth period i....

Open access Research Article 10.9734/ijecc/2024/v14i34057