Spraying Experiments in Nebraska 31 
Curculio injury on windfalls and picked fruit 
Variety 
Plat 
Total 
fruit 
Curculio 
worms 
Per cent 
Curculio 
stings 
Per cent 
1 
3,156 
0 
.0 
103 
3.26 
2 
3,112 
0 
.0 
132 
4.21 
Ben Davis . . . . ^ 
3 
3,289 
6 
.18 
147 
4.46 
4 
2,794 
1 
.03 
92 
3.26 
check 
12,819 
162 
1.26 
1,016 
7.93 
The results in table 20 would indicate that there is very 
Httle if any benefit derived from the second-brood spray for 
codHng moth, so far as curculio injury is concerned. 
Table 21 — Omaha spray schedule 
Date 
Spray 
April 27 
Cluster-bud 
May 11 
Petal-fall 
May 22 
7-days 
May 29 
14-days 
June 11 
21 -days 
Aug. 13 
2d-brood 
Plat 1 
Pb-2-50 
Pb-2-50 
Pb-2-50 
Pb-2-50 
Pb-2-50 
Pb-2-50 
Pb-2-50 
Pb-2-50 
Pb-2-50 
Pb-2-50 
Pb-2-50 
2 
Pb-2-50 
Pb-2-50 
3 
4 
Pb-2-50 
Pb-2-50 
Curculio injury on windfalls and picked fruit 
Total 
Curculio 
Curculio 
Variety 
Plat 
fruit 
worms 
Per cent 
sting 
Per cent 
1 
2,644 
0 
.0 
10 
.38 
2 
4,651 
0 
.0 
36 
.77 
Jonathan ' 
3 
4,069 
11 
.2704 
43 
1.06 
4 
3,912 
0 
.0 
20 
.51 
check 
6,353 
28 
.4407 
207 
3.26 
1 
1,107 
0 
.0 
7 
.63 
2 
1,875 
0 
.0 
24 
1.28 
Ben Davis .... 
3 
2,064 
8 
.3876 
50 
2.42 
4 
1,241 
0 
.0 
8 
.64 
check 
1,333 
39 
2.92 
114 
8.55 
1 
3,751 
0 
.0 
17 
.45 
Jonathan 
2 
6,526 
0 
.0 
60 
.99 
Ben Davis 
3 
6,133 
19 
.31 
93 
1.52 
4 
5,153 
0 
.0 
28 
.54 
check 
7,686 
67 
.87 
321 
4.18 
The results shown in table 21 indicate that the regular sprays 
intended for the control of the codhng moth, plus an earlier spray, 
will control practically all of the curculio larvae and approximately 
