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A. Upendra Rao

Publications (7)

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

Impact of Agronomic Management of Overaged Rice Seedlings on Growth Parameters in North Coastal Andhra Pradesh, India

P V V Ajay Kumar Polimera, A. Upendra Rao, B. Jyothi Basu, G. Mohan Naidu, B.Gayatri & S.Govinda Rao · Journal of Experimental Agriculture International · 2025

Rice is cultivated in more countries than any other grain crop and belongs to the subfamily Oryzoideae of the Poaceae family. It is the most nutrient-dense grain after wheat, and epidemiological studies have shown that consuming whole grains can reduce the risk of metabolic disor...

Open access Research Article 10.9734/jeai/2025/v47i113900

Evaluation of Agronomic Management of Overaged Seedlings of Rice Varieties on yield Parameters and Nutrient Uptake in North Coastal A.P

P. V. V. Ajay Kumar Polimera, A. Upendra Rao, B. Jyothi Basu & G. Mohan Naidu · Asian Journal of Soil Science and Plant Nutrition · 2024

A field experiment was conducted on sandy loam soil at the college farm of Agricultural College, Naira, Srikakulam to study the yield attributes and Nutrient uptake of different rice varieties as influenced by the intervention of different agronomic management techniques under la...

Open access Research Article 10.9734/ajsspn/2024/v10i4395

Optimization of Seed Rate and Graded Levels of Nitrogen on Growth and Yield of Rice Fallow Finger Millet

D. Naga Lakshmi, B. Rajendra Kumar, A. Upendra Rao & J. Jagannadham · International Journal of Plant & Soil Science · 2026

Rice-fallow finger millet is gaining importance as a resilient and nutritious crop for improving productivity and profitability in residual moisture ecosystems. Optimising seed rate and nitrogen nutrition is essential for achieving higher growth and yield under rice-fallow condit...

Open access Research Article 10.9734/ijpss/2026/v38i86207

Evaluation of New Rice Varieties under Delayed Transplanting on Yield Parameters and Nutrient Uptake in North Coastal Zone, India

S.Srinivas Kumar, A.V. Ramana, A. Upendra Rao & K.C Nataraja · Journal of Experimental Agriculture International · 2024

A field experiment was conducted on sandy loam soil at the college farm of Agricultural College, Naira, Srikakulam to study the yield and yield attributes of old aged seedlings as influenced by different varieties in a split-plot design, comprised of three age of seedlings (30, 4...

Open access Research Article 10.9734/jeai/2024/v46i103001

Evaluation of Growth and Yield Parameters of Six Different Rice Fallow Crops under Zero-Till System with Limited Irrigation

T. Kanna, B. Rajendra Kumar, A. Upendra Rao & G. Mohan Naidu · International Journal of Environment and Climate Change · 2023

A field experiment was conducted in sandy loam soils to study the Growth and Yield parameters of six different crops with limited number of irrigations under a zero-till system in rice fallows during rabi, 2021-22 at Agricultural College Farm, Naira. The experiment was laid out i...

Open access Research Article 10.9734/ijecc/2023/v13i92200

Yield, Nutrient Uptake and Post-harvest Soil Nutrient Status of Fodder Jowar (Sorghum bicolor (L.) Moench) Varieties as Influenced by Nitrogen Levels in North Coastal Andhra Pradesh, India

K. Sai Prasanthi, S. Tirumala Reddy, B. Rajendra Kumar, V. Srinivasa Rao, A. Upendra Rao & S. Govinda Rao · Asian Research Journal of Agriculture · 2026

Fodder availability remains inadequate to meet the increasing demand for quality livestock feed in India. Fodder jowar (Sorghum bicolor (L.) Moench) is an important forage crop because of its high biomass production, drought tolerance and adaptability to diverse agro-climatic con...

Open access Research Article 10.9734/arja/2026/v19i4914