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P. Sudhakar

Publications (18)

Evaluation of Rice Varieties for Growth and Yield Performance in Aerobic Cultivation

M. Karthikraja, P. Sudhakar, S. Ramesh & B. Sunil Kumar · International Journal of Plant & Soil Science · 2022

A field experiment was carried out to identify the best suitable rice variety for aerobic cultivation in the Cauvery delta region. Ten ruling varieties were sown for two consecutive Kharif seasons, with regular nutrient and weed management practices under aerobic condition. Growt...

Open access Research Article 10.9734/ijpss/2022/v34i2031185

Genetics of SPAD Chlorophyll Meter Readings and Kernel Yield in Maize (Zea mays L.)

N Sabitha, D. Mohan Reddi & P. Sudhakar · Journal of Advances in Biology & Biotechnology · 2025

The present study evaluated 45 single cross hybrids generated by involving ten inbred lines in RBD across three seasons for yield and yield attributing traits, combining ability and heterosis. Kernel yield is a complex trait influenced by several yield contributing traits. Chloro...

Open access Research Article 10.9734/jabb/2025/v28i103038

Impact of Pre and Post-Emergence Herbicides on Weed Dynamics and Yield Performance of Green Gram (Vigna radiata L.)

V. Satheesha, S. Manimaran, P. Sudhakar, S. Ramesh, S. Madhusree & S. Celsia · Journal of Advances in Biology & Biotechnology · 2025

Weed management is an important factor in enhancing the productivity of green gram. The traditional practice of hand weeding require dependence on the increased number of labours during the peak period of sowing and harvesting are becoming expensive. A field experiment was conduc...

Open access Research Article 10.9734/jabb/2025/v28i93026

Impact of Early Post-emergence Herbicides and Weeding Schedules on Weed Dynamics and Yield of Transplanted Rice

S. Dhaarani, M. Meyyappan, P. Sudhakar, A. Angayarkanni & S. Sheik Shalik · Journal of Experimental Agriculture International · 2025

Weeds pose a significant threat to rice productivity by competing for essential resources, especially during the early stages of crop establishment. A field experiment was conducted by ADT - 43 rice variety to evaluate the efficacy of selected early post-emergence (EPOE) herbicid...

Open access Research Article 10.9734/jeai/2025/v47i63530

Weed Management for Enhancing the Growth Attributes and Yield of Pearl Millet

J. Sivanantha, S. Manimaran, P. Sudhakar & D. Venkatakrishnan · Journal of Advances in Biology & Biotechnology · 2024

The field experiment was conducted in the Experimental Farm, Department of Agronomy, Faculty of Agriculture, Annamalai University, Annamalai Nagar, Tamil Nadu during June - September, 2023 to study the weed management for enhancing growth attributes and yield of pearl millet. The...

Open access Research Article 10.9734/jabb/2024/v27i91359

Correlation Analysis for Leaf Pubescence, Leaf Micro-macro Nutrient Content and MYMV Disease Index in Blackgramgenotypes (Vigna mungo (L.) Hepper)

B. Rajitha, V. Rajarajeswari & P. Sudhakar · International Journal of Plant & Soil Science · 2021

The present field study was conducted to characterize the blackgram genotypes based on morpho and nutrient content under yellow mosaic virus disease infection. The present investigation was carried out with ten blackgram genotypes (5 known tolerant + 5 known susceptible) in Rando...

Open access Research Article 10.9734/ijpss/2021/v33i830457

Efficacy of Zn, Fe and Mg Nano Scale and Bulk Plant Nutrient Foliar Sprays in Biochemical Changes of Blackgram Genotypes under YMV Tolerance

B. Rajitha, V. Rajarajeswari & P. Sudhakar · International Journal of Plant & Soil Science · 2021

Evidence-based synergistic effects of Nanoscale materials, which size typically falls below 100 nm, exhibit novel chemical, physical and biological properties which are different from their bulk counterparts. Here, we report for the first time comparision of nanoscale zinc oxide...

Open access Research Article 10.9734/ijpss/2021/v33i530434

Comparative Analysis of Morphological Responses in Rice Genotypes under Salinity Stress at the Seedling Stage

Ambati Govardhani, M. Girija Rani, Y. Amaravathi, P. Sudhakar, Ch. Sreelakshmi & Lakshminarayana R. Vemireddy · Journal of Advances in Biology & Biotechnology · 2025

Aims: To evaluate the morphological responses of contrasting rice genotypes under varying EC levels and identify the EC concentration at which the genotypes exhibit minimal adverse effects. Methodology: FL478 (salt-tolerant) and BPT5204 (salt-susceptible) genotypes were evaluated...

Open access Research Article 10.9734/jabb/2025/v28i52285

Evaluation of Foxtail Millet Varieties for Thermotolerance at Seedling Stage using Temperature Induction Response Technique (TIR)

Karanam Navya Jyothi, V. Sumathi, D. Subramanyam, P. Sudhakar & T. Giridhar Krishna · International Journal of Environment and Climate Change · 2024

In the present scenario of climate change, Foxtail millet is the best crop of choice and an indispensable component of dryland farming due to its C4 plant type and tolerance against the abiotic stresses. However, all the foxtail millet varieties may not sustain under severe tempe...

Open access Research Article 10.9734/ijecc/2024/v14i114587

Yield Improvement and Nutrient Uptake of Little Millet (Panicum sumatrense) for Agronomic Interventions

B. Himasree, S. Hemalatha, V. Sumathi, P. Sudhakar & K. V. Nagamadhuri · International Journal of Plant & Soil Science · 2021

Field experiments were conducted during kharif, 2019 and kharif 2020 at S.V. Agricultural College Farm, Tirupati with three different times of sowing of little millet (second fortnight of June, first fortnight of July and second fortnight of July) in combination with three method...

Open access Research Article 10.9734/ijpss/2021/v33i1730544

Productivity Enhancement of Foxtail Millet (Setaria italica L.) through Critical Agronomic Interventions under Southern Agro-Climatic Zone of Andhra Pradesh

Karanam Navya Jyothi, V. Sumathi, D. Subramanyam, P. Sudhakar, T. Giridhar Krishna & G. Karuna Sagar · International Journal of Plant & Soil Science · 2021

A field experiment was conducted during kharif, 2016 and 2017 at S.V. Agricultural College farm, Tirupati to study the influence of spacing, nutrient and weed nutrient management practices on growth and yield of foxtail millet. Significant effects were noticed on growth and yield...

Open access Research Article 10.9734/ijpss/2021/v33i1430502

Effect of Soil Nutrient Status on Yield and Quality of Sweet Orange (Citrus sinensis (L.) Osbeck) in YSR District of Andhra Pradesh

A. Ramanjaneya Reddy, B. Ravindra Reddy, P. Venkataram Muni Reddy, P. Sudhakar, V. Munaswamy & K. Venkaiah · International Journal of Plant & Soil Science · 2017

The present study was conducted to determine the effect of soil nutrient status on fruit yield and quality of sweet orange (Citrus sinensis (L.) Osbeck) in YSR district of Andhra Pradesh, India. To carry out this investigation fifty sweet orange orchards aged between 12 to 13 yea...

Open access Research Article 10.9734/IJPSS/2017/36064

Yield and Nutrient Uptake of Pigeonpea [Cajanus cajan (L.)] as Influenced by Tillage, Nutrient Levels and Foliar Sprays

Gurrala Suresh, A. V. Nagavani, V. Sumathi, T. Giridhara Krishna, P. Sudhakar & G. Karuna Sagar · International Journal of Plant & Soil Science · 2021

A field investigation was conducted during two consecutive kharif seasons of 2019-20 and 2020-21 to study the effect of tillage, nutrient levels and foliar sprays on yield and nutrient uptake of redgram on sandy loam soil which was low in available nitrogen, medium in available p...

Open access Research Article 10.9734/ijpss/2021/v33i2130660

Leaf Nutrient Status Vis-à-vis Fruit Yield and Quality of Sweet Orange (Citrus sinensis (L.) Osbeck)

A. Ramanjaneya Reddy, V. Munaswamy, P. Venkataram Muni Reddy, B. Ravindra Reddy & P. Sudhakar · International Journal of Plant & Soil Science · 2020

The present study was conducted to know the effect of leaf nutrient status on fruit yield and quality of sweet orange (Citrus sinensis (L.) Osbeck) in YSR district of Andhra Pradesh, India. In this investigation fifty sweet orange orchards aged between 12 to 13 years were selecte...

Open access Research Article 10.9734/ijpss/2019/v31i330212

Evaluation of Grain Yield, Quality and Nutrients Content in Four Rice (Oryza sativa L.) Genotypes

Madhubabu P., K. Suman, Ramya Rathod, R. Abdul Fiyaz, D. Sanjeeva Rao, P. Sudhakar, A. Krishna Satya, V. Ravindra Babu & C. N. Neeraja · Current Journal of Applied Science and Technology · 2017

  Aims: The main objective of the study is to combining the higher yield and micronutrient content along with good grain cooking quality in polished rice. Study Place and Duration of Study: The experiment was conducted in the farm of Indian Institute of Rice Research, Hyderabad,...

Open access Research Article 10.9734/CJAST/2017/34673

Assessment of Heat-tolerance Potential in QTL Introgressed Lines of Hybrid Rice Restorer, KMR-3R through PS-II Efficiency

V. Jaldhani, D. Sanjeeva Rao, P. Beulah, B. Srikanth, P. R. Rao, D. Subrahmanyam, P. Sudhakar, A. Krishna Satya, C. N. Neeraja & P. Senguttuvel · International Journal of Environment and Climate Change · 2021

Aims: To assess heat-induced PSII damage and efficiency in eight promising backcross introgression lines (BC2F6) of KMR-3R/N22 possessing qHTSF1.1 and qHTSF4.1. Study Design:  Randomized Complete Block Design (RCBD) with three replications. Place and Duration of Study: ICAR-India...

Open access Research Article 10.9734/ijecc/2021/v11i1130540

Validation of Markers Linked to Yield under Drought, Blast Resistance and Assessment of Polymorphism among the Donors for Use in Marker Assisted Selection in Rice

B. Vishalakshi, B. Umakanth, G. Usha, P. Senguttuvel, M. S. Prasad, Y. Hari, P. Sudhakar, A. Krishna Satya & M. S. Madhav · Current Journal of Applied Science and Technology · 2020

Rice is one of the most widely cultivated crop species in the world. Drought, a major constraint in upland rice (Oryza sativa L.) led to the unstable yields. The inconsistent yields often aggravated by the severe incidence of blast disease in many areas of rainfed ecosystem. To i...

Open access Research Article 10.9734/cjast/2020/v39i2330866

Assessment of Agro-morphological Characters among Complete Panicle Emergence Mutants of Samba Mahsuri (BPT-5204)

B. Suneel, P. Gopi, J. Karteek, M. D. Ershad, G. S. Laha, A. P. Padmakumari, R. M. Sundaram, V. Ramesh Sonti, H. K. Patel, P. Sudhakar, A. Krishna Satya & M. S. Madhav · Current Journal of Applied Science and Technology · 2020

Aims: The aim of the present work was to generate complete panicle emergence mutants of Samba Mahsuri (BPT-5204), using the chemical mutagen, ethyl methane sulphonate (EMS)  Place and Duration of Study: The field evaluation was carried out repeatedly in two locations at Indian In...

Open access Research Article 10.9734/cjast/2020/v39i1030635