Vol. 9, Special Issue 9, Part Z (2025)
Comparative bio-efficacy of various botanicals against fall armyworm, Spodoptera frugiperda JE Smith on Maize crop
Ambika Netam, Sonali Deole, Kokkula Akhilesh and Meenakshi Kurrey
Maize, an essential cereal crop for global food security, is highly vulnerable to pests, especially the fall armyworm (Spodoptera frugiperda), which poses a major threat by causing substantial yield losses. This study evaluated botanical extracts as eco-friendly alternatives to synthetic insecticides. Conducted at Indira Gandhi Krishi Vishwavidyalaya, Raipur, during the 2021–22 Rabi season, the experiment used maize variety TA5084 in a Randomized Block Design with seven treatments and five replications. Six botanical extracts were evaluated in comparison to an untreated control. Cleistanthus collinus (10%) demonstrated the highest effectiveness, reducing larval populations by 43.54% after the first spray, 29.77% after the second, and 58.39% after the third, with a grain yield of 3.68 t/ha. Azadirachta indica (10%) and Neem Seed Kernel Extract (5%) also exhibited significant efficacy. The study highlights the potential of plant-based insecticides as sustainable pest management solutions and calls for further research on optimizing their application and economic viability for large-scale use.
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