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Ravi Kumar

Publications (9)

Estimation of Land Surface Temperature Using LANDSAT 8 Satellite Data of Panchkula District, Haryana

Ravi Kumar & Anup Kumar · Journal of Geography, Environment and Earth Science International · 2020

Land surface temperature (LST) represents hotness of the surface of the Earth at a particular location. Land surface temperature is useful for meteorological, climatological changes, heat island, agriculture, hydrological processes at local, regional and global scale. Presently m...

Open access Research Article 10.9734/jgeesi/2020/v24i1030263

Estimation of Heterosis for Yield Attributing Traits and Fruit Borer Incidence in Round Brinjal (Solanum melongena L.)

Ravi Kumar, Randhir Kumar, Amit Kumar & Divakar Kumar Bharati · Advances in Research · 2017

Heterosis is widely utilized for the selection of superior cross combinations. Since the heterosis has become commercially feasible in developing hybrid brinjal. In the present investigation, six parents were selected on the basis of divergence and crossed in diallele design. The...

Open access Research Article 10.9734/AIR/2017/35385

Yellow Vein Mosaic Disease of Okra: A Recent Management Technique

Amit Kumar, R. B. Verma, Ravi Kumar, Saksham Kumar Sinha & Randhir Kumar · International Journal of Plant & Soil Science · 2017

Yellow vein mosaic is a devastating disease of okra, caused by monopartite and bipartite begomovirus and associate satellites. Yield loss due to this virus is quite high, up to 80-94 percent is reported under heavy infection. To control this disease very limited success has been...

Open access Research Article 10.9734/IJPSS/2017/35387

Screening of Chilli Genotypes for Resistance to Leaf Curl Virus

Apoorva Palled, Raveendra Jawadagi, Shashikanth Evoor, Satish D, Ravi Kumar & Vinaykumar M Mudenur · Asian Journal of Soil Science and Plant Nutrition · 2024

Leaf curl virus disease is a most destructive threat to chilli production. In the present investigation 54 chilli genotypes were screened for leaf curl virus resistance in the natural epiphytotic field conditions and artificial inoculation using viruliferous white flies at Hortic...

Open access Research Article 10.9734/ajsspn/2024/v10i3326

Antagonistic Activities of Homeopathic Medicines and Bioagents Against Alternaria Solani Causing Early Blight of Tomato

Naimish Kumar, Samir K. Biswas, Gajendra Pratap, Bipin Verma, Mukesh, Kumar, Ravi Kumar & Priya Devi Maurya · Journal of Advances in Biology & Biotechnology · 2024

Alternaria solani(Ellis and Martin) causing early blight of tomato is a destructive disease which causes an economic yield losses ranges from 34-79 per cent. The present study is carried out to assess inhibitory effect of homeopathic medicines and bioagents against Alternaria sol...

Open access Research Article 10.9734/jabb/2024/v27i5830

First Record of Two Argyrodes Simon, 1864 (Araneae: Theridiidae) Species from Chhattisgarh, India

Avinash R. Nichat, K. K. Harris, Jashavant Nayak, Mansi Majumdar, Hitesh Kumar Warte, Vishnucharan Sona & Ravi Kumar · Journal of Applied Life Sciences International · 2026

This study describes a new distributional record of two cobweb spider species of the genus Argyrodes Simon, 1864 in Chhattisgarh. Two Argyrodes spider species, Argyrodes fissifrons O. Pickard-Cambridge, 1869 and Argyrodes nephilae Taczanowski, 1873, were recorded from the forest...

Open access Research Article 10.9734/jalsi/2026/v29i1758

Effect of Different PPI Herbicides on Energy Utilization, Nutrient Content and Uptake of Soybean (Glycine max L.)

Shani Gulaiya, K.K Jain, Pooja Sharma, Sahadeva Singh, Mansi Joshi, Kamalkant Yadav, Ravi Kumar & Parikha Prakash Singh · Archives of Current Research International · 2024

A field experiment was carried out during Kharif 2019-20 at Jawaharlal Nehru Krishi Vishwa Vidyalaya's BSP Unit, Department of Agronomy, Jabalpur (M.P.). Using a Randomized Block Design, eleven weed control treatments in all were set up with three replications. The BSP Unit, Depa...

Open access Research Article 10.9734/acri/2024/v24i11976

Improvement in Vase Life of Gladiolus Cut Flowers Using Different Holding Solutions of Sodium Nitroprusside and of Salicylic Acid

Ankit Kumar Sharma, Manoj Kumar Yadav, Mukesh Kumar, Vaishali, Rakesh Singh Sengar, Lokesh Kumar Gangwar & Ravi Kumar · Journal of Advances in Biology & Biotechnology · 2024

Gladiolus (Gladiolus hybridus Hort.) is one of the most important commercial ornamentals cut flower used in the floriculture industry. Among cut flowers, gladiolus is popular for its glamour, perfection and attractive colorful spikes. The longevity of cut flowers is one of the ma...

Open access Research Article 10.9734/jabb/2024/v27i1693

Integrated Nutrient Management Approach for Increasing Growth, Yield and Economics of Onion (Allium cepa L.)

S. K. Sinha, R. B. Verma, V. K. Singh, V. B. Patel, G. S. Panwar, D. K. Bharati, Amit Kumar & Ravi Kumar · Current Journal of Applied Science and Technology · 2017

An investigation was carried out at Bihar Agricultural College, Sabour, (Bhagalpur) to find out the effect of integrated use of inorganic and organic fertilizers on growth and yield of onion. An application of 25% N of RDF as inorganic + 75% N from poultry manure as organic sourc...

Open access Research Article 10.9734/CJAST/2017/37731