The Essential Oils Compounds of Lippia multiflora Moldenke and Cymbopogon schoenanthus (L.) Spreng Repel and Affect the Survival of the Maize Pest Spodoptera frugiperda (Lepidoptera: Noctuidae) Larvae

Figure 2

Cumulative survival curves of L3 larvae of Spodoptera frugiperda after ingestion of maize leaves treated with essential oils of Lippia multiflora, Cymbopogon schoenanthus, and their combinations. (a) General trend of larval survival with all treatments for 15 days; (b) general trend of larval survival with each treatment for 15 days, and (c) general trend of larval survival with each concentration for 15 days.

(a)

(b)

(c)