Response of a Predatory Insect, Chrysopa sinica, toward the Volatiles of Persimmon Trees Infested with the Herbivore, Japanese Wax Scale
Table 1
The tropic response of C. sinica to persimmon leaves damaged (or undamaged) by Japanese wax scale at four different times of a day.
Odor source
May
July
September
Mean
Tendency percentage
-test
Mean
Tendency percentage
-test
Mean
Tendency percentage
-test
UD-a
11.7
4.89
51.09%
NS
11.7
3.92
48.94%
NS
8.3
1.89
32.05%
**
D-a
11.2
6.14
48.91%
11.2
10.0
51.06%
17.7
6.89
67.95%
UD-b
11.0
7.33
49.25%
NS
10.2
3.56
49.19%
NS
14.7
9.22
49.44%
NS
D-b
11.3
11.56
50.75%
10.5
8.25
50.81%
15.0
7.33
50.56%
UD-c
13.2
7.47
49.07%
NS
13.2
4.56
47.31%
NS
10.2
5.47
33.33%
*
D-c
13.7
4.56
50.93%
14.7
8.89
52.69%
20.3
8.89
66.67%
UD-d
7.8
2.81
48.96%
NS
9.7
2.22
51.79%
NS
13.2
7.14
49.07%
NS
D-d
8.2
4.81
51.04%
9.0
4.33
48.21%
13.7
4.22
50.93%
Notes: UD means undamaged persimmon trees leaves; D means damaged persimmon trees leaves; the following letters refer to the time of a day when the tests were conducted: a (1:00–3:00), b (7:00–9:00), c (13:00–15:00), and d (19:00–21:00); NS, not significant; **/12; */12.