Table 3.

LD₅₀ values of contact toxicity of essential oils against SWD.

Essential Oil	LD50 (µg/fly)	95% CL (µg/fly)	Slope ± SE	Effect Test
				χ2	P
Male
Leptospermum citratum	3.31	1.92–4.93	1.77 ± 0.50	25.19	<0.0001
Leptospermum ericoides	0.71	0.35–1.24	1.52 ± 0.53	26.96	<0.0001
Leptospermum scoparium	0.60	0.28–1.07	1.57 ± 0.59	24.37	<0.0001
Kunzea ambigua	7.34	na–11.92	1.28 ± 0.87	2.31	0.1287
Pimenta dioica	2.26	1.25–3.61	2.14 ± 0.78	22.24	<0.0001
Syzygium aromaticum	2.11	1.04–3.38	1.85 ± 0.67	19.35	<0.0001
Cypermethrin	0.05 × 10−3	0.02 × 10−3–0.54 × 10−3	2.09 ± 0.94	20.68	<0.0001
Female
Leptospermum citratum	5.22	3.18–7.66	1.56 ± 0.43	23.53	<0.0001
Leptospermum ericoides	1.23	0.75–2.17	1.72 ± 0.54	38.70	<0.0001
Leptospermum scoparium	1.10	0.60–1.86	1.37 ± 0.38	33.40	<0.0001
Kunzea ambigua	16.94	9.07–na	1.32 ± 0.83	2.70	0.100
Pimenta dioica	3.55	1.88–5.41	1.39 ± 0.38	20.36	<0.0001
Syzygium aromaticum	3.53	2.07–5.20	1.80 ± 0.50	25.73	<0.0001
Cypermethrin	0.06 × 10−3	0.02 × 10−3–0.12 × 10−3	1.51 ± 0.52	18.64	<0.0001

CL: confident limit, na: not available.