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Ragni Devi

Publications (4)

Population Dynamics of Helicoverpa armigera in Chickpea, (Cicer arietinum L.)

Ragni Devi, Umesh Chandra, Pankaj Kumar, Sameer Kumar Singh & Ravi Kumar Rajak · Journal of Advances in Biology & Biotechnology · 2024

The present studies on population dynamics of gram pod borer insect pest were carried out at Students’ Instructional Farm (SIF) of Acharya Narendra Deva University of Agriculture & Technology, Kumarganj, Ayodhya (UP), India during Rabi 2022-23 and 2023-24. The present study r...

Open access Research Article 10.9734/jabb/2024/v27i5798

Biology of Fall Armyworm Spodoptera frugiperda (J.E. Smith) on Maize under Laboratory Conditions

Ragni Devi, Umesh Chandra, Ravi Kumar Rajak, Pankaj Kumar, Sameer Kumar Singh & Ram Veer · International Journal of Environment and Climate Change · 2024

Maize is a important cereal harvests developed for food, fodder and raw material throughout the country. It is rich source of proteins, carbohydrates and vitamins. Corn production is decreasing day by day due to attack of more than 353 insect species and mites. Among insect pests...

Open access Research Article 10.9734/ijecc/2024/v14i23961

Biology of Maize Stem Borer Chilo partellus [Swinhoe] under Laboratory Conditions

Ravi Kumar Rajak, Pankaj Kumar, Ragni Devi, Umesh Chandra, Sameer Kumar Singh, Kamal Ravi Sharma & Ram Veer · International Journal of Environment and Climate Change · 2024

Maize is one of the main cereal crops that is grown worldwide for food, fodder, and raw materials. It's a great source of vitamins, carbohydrates, and proteins. Because of the daily attacks by over 250 insect species and mites, maize yield is declining. The most damaging insect p...

Open access Research Article 10.9734/ijecc/2024/v14i23913

Seasonal Incidence of Major Insect Pests in Mungbean; Vigna radiata (L. Wilczek)

Ravi Kumar Rajak, Pankaj Kumar, Umesh Chandra, Sameer Kumar Singh, V.P. Chaudhary, Subhash Chandra & Ragni Devi · Journal of Advances in Biology & Biotechnology · 2024

The current studies on seasonal incidence of major insect pests were carried out at Students’ Instructional Farm of Acharya Narendra Deva University of Agriculture & Technology, Kumarganj, Ayodhya (UP), India during Kharif 2022 and 2023. The current study revealed that whitef...

Open access Research Article 10.9734/jabb/2024/v27i5784