Essential Oils from Clausena Species in China: Santalene Sesquiterpenes Resource and Toxicity against Liposcelis bostrychophila

Table 5

Percentage repellency (PR) of the essential oils from four Clausena species against Liposcelis bostrychophila.

Samples	Mean ± SE (%)^1
	Concentration (nL/cm^2)
	2 h				4 h
	63.17	12.63	2.53	0.51	63.17	12.63	2.53	0.51
C. excavata	100 ± 0a	78 ± 13ab	26 ± 3c	40 ± 15ab	74 ± 12ab	32 ± 21c	24 ± 10cd	34 ± 15a
C. lansium	98 ± 3a	98 ± 3a	98 ± 3a	68 ± 17a	96 ± 5a	88 ± 4ab	74 ± 12a	−28 ± 12b
C. emarginata	94 ± 3a	82 ± 8ab	32 ± 13c	22 ± 8abc	92 ± 4ab	80 ± 8ab	58 ± 16bc	46 ± 8a
C. dunniana	30 ± 15c	12 ± 8c	42 ± 9bc	32 ± 19abc	−10 ± 3c	24 ± 19c	12 ± 16d	48 ± 15a
β-Caryophyllene	90 ± 4a	73 ± 0ab	42 ± 8bc	22 ± 5abc	80 ± 6ab	44 ± 8bc	24 ± 13cd	18 ± 5a
Santalol^2	100 ± 0a	100 ± 0a	76 ± 10ab	32 ± 12abc	100 ± 0a	100 ± 0a	60 ± 12bc	22 ± 13a
Myristicin^3	60 ± 4b	50 ± 15bc	42 ± 14bc	0 ± 15c	78 ± 3ab	48 ± 15bc	42 ± 14bcd	−22 ± 14b
Estragole	66 ± 6b	52 ± 20bc	42 ± 14bc	12 ± 17bc	56 ± 16b	54 ± 12bc	50 ± 9bc	28 ± 8a
DEET^4	94 ± 6a	82 ± 5ab	86 ± 8a	70 ± 12a	92 ± 5ab	84 ± 3ab	82 ± 8ab	54 ± 17a

¹Means in the same column followed by the same letters do not differ significantly () in ANOVA and Tukey’s tests. PR was subjected to an arcsine square-root transformation before ANOVA and Tukey’s tests. ²Data from Zhang et al. (unpublished). ³Data from You et al. [29]. ⁴Data from Yang et al. [47].