Appendix H. Egg parasitism data from site Friuli Venzone.
Friuli Venzone: 13°08’E 46°20’N, m 230
Natural stand of Pinus nigra, tree height 3–6 m, egg batches (no. 40) sampled from several trees in March 1963.
Emergence of the second generation of egg parasitoids monitored under outdoor conditions in laboratory during spring and summer of 1963.
Source: Masutti, 1964.
Egg batch |
Eggs |
Hatched |
Op |
Bs |
Others |
1 |
144 |
9 |
54 |
16 |
2 |
2 |
172 |
15 |
61 |
37 |
14 |
3 |
144 |
18 |
74 |
8 |
0 |
4 |
176 |
18 |
77 |
45 |
3 |
5 |
126 |
26 |
54 |
14 |
0 |
6 |
171 |
27 |
72 |
34 |
8 |
7 |
160 |
28 |
42 |
24 |
9 |
8 |
176 |
28 |
67 |
32 |
4 |
9 |
123 |
29 |
54 |
20 |
1 |
10 |
144 |
29 |
66 |
16 |
0 |
11 |
216 |
30 |
95 |
45 |
12 |
12 |
152 |
33 |
60 |
19 |
0 |
13 |
136 |
39 |
58 |
13 |
11 |
14 |
160 |
44 |
57 |
43 |
0 |
15 |
140 |
45 |
54 |
10 |
2 |
16 |
192 |
45 |
90 |
1 |
0 |
17 |
180 |
50 |
58 |
17 |
7 |
18 |
160 |
51 |
96 |
1 |
0 |
19 |
189 |
51 |
78 |
31 |
4 |
20 |
195 |
52 |
93 |
35 |
0 |
21 |
216 |
52 |
80 |
36 |
1 |
22 |
126 |
54 |
18 |
1 |
7 |
23 |
171 |
55 |
53 |
15 |
0 |
24 |
224 |
58 |
34 |
15 |
1 |
25 |
160 |
59 |
51 |
4 |
0 |
26 |
184 |
64 |
37 |
5 |
3 |
27 |
186 |
73 |
47 |
11 |
0 |
28 |
171 |
75 |
44 |
0 |
0 |
29 |
153 |
76 |
42 |
23 |
1 |
30 |
176 |
76 |
39 |
0 |
21 |
31 |
216 |
77 |
71 |
15 |
13 |
32 |
216 |
81 |
49 |
3 |
1 |
33 |
232 |
85 |
45 |
11 |
3 |
34 |
182 |
88 |
57 |
14 |
0 |
35 |
208 |
88 |
46 |
2 |
2 |
36 |
207 |
90 |
76 |
15 |
0 |
37 |
192 |
93 |
34 |
3 |
1 |
38 |
203 |
93 |
59 |
14 |
0 |
39 |
197 |
94 |
54 |
6 |
1 |
40 |
217 |
98 |
95 |
23 |
0 |
Mean |
177.3 |
54.9 |
59.8 |
16.9 |
3.3 |
SE |
4.7 |
4.1 |
3.0 |
2.1 |
0.8 |
% paras. |
45.11 |
||||
% Op |
74.72 |
||||
% Bs |
21.16 |
||||
% others |
4.13 |
Op: Ooencyrtus pityocampae
Bs: Baryscapus servadeii
Others: minor species of egg parasitoids