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Impact of different concentrations (2, 4, and 6 mg/cm2) from N. sativa EOs on mortality of S. oryzae adults at 3, 6, 12, 24, and 48 h exposure times (mean ± SD) compared with standard chemical pesticide (10 ppm malathion). Different letters indicate significant differences between different treatments at p < 0.05; LSD = 0.016.
