Table 1 (%) OAR of the effect of orange, marjoram, and tea tree oils as protective additives to Spodoptera littoralis nucleopolyhedrovirus
| Experimental time/min | SpliNPV | SpliNPV + essential oils | ||
|---|---|---|---|---|
| Orange | Marjoram | Tea tree | ||
| Zero time | – | – | – | – |
| 30 min | 79.33 | 100.00 | 84.34 | 87.96 |
| 60 min | 53.33 | 96.64 | 55.96 | 64.52 |
| 90 min | 18.01 | 80.07 | 23.95 | 37.06 |
| 120 min | 0.00 | 73.67 | 1.16 | 11.93 |