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R

Raj Kumar

0000-0003-2656-3285

Publications (7)

Precision Agriculture: Opportunities, Challenges and Future Perception in India

Raj Kumar, Kuldeep Kumar, Deepak Singh & Kartik Tomar · Archives of Current Research International · 2025

Agriculture plays a vital role in India's economy. 54.6 % of the total workforce is engaged in agriculture and allied sector activities (Census 2011) and accounts for 18.4 % of India's GVA at current prices during 2022-23. In recent times, precision farming has transformed tradit...

Open access Research Article 10.9734/acri/2025/v25i71319

Economic Evaluation of Passive Solar Distillation System

Raj Kumar, Kapil Kumar Samar & Sudhir Kumar Jain · International Journal of Environment and Climate Change · 2022

A economic analysis of passive solar distillation unit is presented in the paper. Initial cost and maintenance costs, life of the system and estimates the cost of unit mass of distilled water were used to evaluate net present worth (NPW), benefit-cost ratio, payback period (PP) a...

Open access Research Article 10.9734/ijecc/2022/v12i130614

Conventional Weed Management Practice in Potato (Solanum tuberosum L.) with Optimum Time of Application

Raj Kumar, A. K. Bhatia & Davinder Singh · Journal of Experimental Agriculture International · 2017

Field experiment was conducted during Rabi season of 2013-14 to evaluate the effect of weed management in potato with conventional method. There were five treatments viz. - Hand weeding @ 30 DAP, 40 DAP and 50 DAP, Weed free and weedy check. Among all treatments maximum tuber yie...

Open access Research Article 10.9734/JEAI/2017/38277

Timing of Nitrogen Treatment in Maize (Zea mays L.) Produced in Punjab’s Coarse Loamy Typic Haplustept Soil being Evaluated

Himanshu Sekhar Behera & Raj Kumar · Asian Journal of Soil Science and Plant Nutrition · 2025

Field experiments were performed at the Soil Science research farm of Lovely Professional University, Phagwara, Punjab, during the kharif season of 2022 and 2023. This experiment primary goal was to understand, biomass and nitrogen uptake pattern of maize (Zea mays L.)  grown   i...

Open access Research Article 10.9734/ajsspn/2025/v11i1483

Genetic Variability and Association Analysis of Lisianthus (Eustoma grandiflorum (Raf) Shinn) Advanced Lines Under Mid Hill Conditions of Himachal Pradesh, India

M. R. Dhiman, Raj Kumar, Chander Parkash & Sandeep Kumar · International Journal of Environment and Climate Change · 2022

The present investigation was designed to assess the extent of variability, genetic advance, heritability and interrelation of different traits of 19 lisianthus genotypes at ICAR-IARI Regional Station, Katrain, Kullu, HP during 2019–2021. The mean performance of different genotyp...

Open access Research Article 10.9734/ijecc/2022/v12i530679

Impact of Rice Residue Management Practices on Environment, Productivity and Economics of Wheat: A Review

Preetam Kumar, Sandeep Rawal, Raj Kumar & . Kavita · International Journal of Environment and Climate Change · 2022

Rice-Wheat (RW) is a major cropping system followed in Indo-Gangetic Plains of India. This cropping system popularised with mechanisation of both mentioned crops. Increase in mechanisation, particularly use of combined harvesting enables harvesting of rice in a very short span of...

Open access Research Article 10.9734/ijecc/2022/v12i730706

Advancing Water Conservation Techniques in Agriculture for Sustainable Resource Management: A review

Mausmi Rastogi, Shruti Mallikarjun Kolur, Anand Burud, Tejaswini Sadineni, M. Sekhar, Raj Kumar & Aashu Rajput · Journal of Geography, Environment and Earth Science International · 2024

The evolution and impact of water conservation techniques in Indian agriculture, underlining their vital role in fostering sustainable resource management amidst increasing global water scarcity. It begins by exploring traditional water management practices, illuminating their hi...

Open access Research Article 10.9734/jgeesi/2024/v28i3755