VOCs-Mediated Location of Olive Fly Larvae by the Braconid Parasitoid Psyttalia concolor: A Multivariate Comparison among VOC Bouquets from Three Olive Cultivars

Table 1

Choice time spent by Psyttalia concolor females during searching behavior on healthy and Bactrocera oleae-infested olives in two-choice bioassay in still air arena.

Cultivar	Treatment	Infested olives		Healthy olives			value
		Choice time; Mean ± SE (s)	Replicates	Choice time; Mean ± SE (s)	Replicates
Arbequina	Visual + olfactory	268 ± 30	25	255 ± 70	5	0,0327	0,8579
	Olfactory	336 ± 25	24	208 ± 64	6	4,7747	0,0374
Frantoio	Visual + olfactory	268 ± 28	23	218 ± 43	7	0,7723	0,3870
	Olfactory	158 ± 26	22	125 ± 48	8	0,4192	0,5227
Leccino	Visual + olfactory	346 ± 29	22	308 ± 45	8	0,4642	0,5013
	Olfactory	222 ± 35	23	166 ± 63	7	0,5883	0,4495

Within a row, the asterisk indicates a significant difference ().
ns: not significant.
SE: standard error.