A plant-based extract mixture for controlling Spodoptera litura (Lepidoptera: Noctuidae)

Chemical and Biological Technologies in Agriculture

Table 6 Effect of plant-based binary mixtures on detoxification enzyme activities of second instar S. litura larvae

Mixture	Esterase^a	Glutathione-S-transferase^b
Control	0.64 ± 0.03a	1.61 ± 0.07a
1.448 µg/larva P. retrofractum	0.68 ± 0.06a	2.27 ± 0.13a
3.213 µg/larva P. retrofractum	0.69 ± 0.03a	1.64 ± 0.02a
3.294 µg/larva A. calamus	0.73 ± 0.08a	2.05 ± 0.03a
6.735 µg/larva A. calamus	0.72 ± 0.03a	1.674 ± 0.02a
1.448 µg/larva P. retrofractum + 3.294 µg/larva A. calamus	0.78 ± 0.04a	1.84 ± 0.02b
1.448 µg/larva P. retrofractum +6.735 µg/larva A. calamus	0.76 ± 0.07a	1.9 ± 0.07b
3.213 µg/larva P. retrofractum +3.294 µg/larva A. calamus	0.80 + 0.02a	1.79 ± 0.04b
3.213 µg/larva P. retrofractum +6.735 µg/larva A. calamus	0.79 + 0.17a	1.7 + 0.06b

Means within a column followed by the same letter are not significantly different (ANOVA)
^aCarboxylesterase activity ± SE (nM p-nitrophenol/min/mg protein)
^bGlutathione-S-transferase activity ± SE (CDNB conjugated product/mg protein/min)