Narender Kumar

Influence of Lateral Spacing and Irrigation Frequency on the Performance of Surface and Subsurface Drip Irrigation Systems: A Critical Narrative Review

Narender Kumar, Kumari Nisha, Darshna Duhan, Sunil Kumar, Vinita Rajput, Ramnaresh, Hardeep Kalkal, Amandeep Singh & Prashant Shukla · International Journal of Environment and Climate Change · 2026

Lateral spacing and irrigation frequency are two of the most frequently manipulated design and management variables in surface and subsurface drip irrigation, yet their combined influence on crop performance remains inconsistently characterised across the agronomic and irrigation...

Open access Research Article 10.9734/ijecc/2026/v16i85576

Effect of Organic Manures and Biofertilizers on Vegetative Growth Characters of Lilium Growing under Different Cultivation Practices

Man Mohan, Nutan Kaushik, Vinita Rajput, Sunil Kumar & Narender Kumar · Journal of Agriculture and Ecology Research International · 2026

The increasing demand for sustainable floriculture production has emphasized the need for eco-friendly nutrient management practices that enhance plant growth while reducing dependence on chemical fertilizers. The present investigation was conducted during 2021–22 and 2022–23 at...

Open access Research Article 10.9734/jaeri/2026/v27i4762

Efficacy of Plant Growth Retardants on Growth, Flowering, Yield and Shelf Life of Dahlia (Dahlia variabilis L.) cv. Shubhra

Aashish Kumar, V. M. Prasad, Samir E. Topno, Vijay Bahadur, Narender Kumar, E. Topno , Samir & Arpit Chaudhary · International Journal of Plant & Soil Science · 2023

The present investigation Efficacy of plant growth retardants on growth, flowering, yield and shelf life of dahlia (Dahlia variabilis L.) cv. Shubhra was conducted in Research Field, Department of Horticulture, Sam Higginbottom University of Agriculture, Technology and Sciences,...

Open access Research Article 10.9734/ijpss/2023/v35i173184

Effect of Irrigation Levels and Straw Mulching on Yield and Water Use Efficiency of Papaya under Drip Irrigation System

Baljeet Singh Gaat, Mukesh Kumar, Ram Naresh, Suresh Kumar, Kapil, Narender Kumar, Santosh Rani, Raj Kumar & Gaat , Baljeet Singh · International Journal of Environment and Climate Change · 2023

Papaya (Carica papaya L.) is a significant fruit crop cultivated worldwide in tropical and subtropical regions. However, its cultivation is often constrained by limited water availability and soil moisture stress, which may significantly affect its yield and quality. This study a...

Open access Research Article 10.9734/ijecc/2023/v13i102705

Effect of Soil Application of Gypsum as a Sulphur Source on Yield and Quality of Onion (Allium cepa L.)

Om Parkash, Vinita Rajput, Sunil Kumar, Annu Verma, S.K. Singh, Amit Kumar, Narender Kumar & Sushil Kumar · Asian Research Journal of Agriculture · 2026

Onion (Allium cepa L.) is a sulphur-loving crop, yet sulphur nutrition is often neglected by farmers, leading to sub-optimal yield, quality, and profitability. A diagnostic survey conducted in Fatehabad district of Haryana revealed that farmers primarily relied on diammonium phos...

Open access Research Article 10.9734/arja/2026/v19i1817

Large-Scale Demonstrations and Awareness Programmes Promoting Adoption of Direct Seeded Rice Technology in Haryana, India

Om Prakash, Annu Verma, S.K. Singh, Amit Kumar, Vinita Rajput, Sunil Kumar & Narender Kumar · Asian Journal of Agricultural Extension, Economics & Sociology · 2025

Background: Historically, transplanting has been the dominant method of rice cultivation in many Asian countries, but it is labour-intensive, water-intensive, and contributes to environmental degradation. In India for ages, rice has been traditionally grown by transplanting seedl...

Open access Research Article 10.9734/ajaees/2025/v43i102827