28 
DECIDUOUS FRUIT INSECTS AND INSECTICIDES. 
TasLe X.—Band records from 21 Bartlett pear trees, Walnut Creek, Cal., 1909. 
Date of 
collection. 
Number 
of larvee 
and pupze 
collected. 
Date of 
collection. 
Number 
of larvee 
and pup 
collected. 
Date of 
collection. 
Number 
of larvee 
and pupze 
collected. 
Date of 
collection. 
Number 
ore 
and pup 
collected. 
A Am RS Ears 
July 
1 
o------ 
AVG. 
paola 
ap Ameo Har 
fall ee 
16 2330 7/4 2/ 28\F // IP 
LONI OS eae 
YONET\ACGLYG ° CLF AMS 
Fic. 9.—Weekly emergence of codling moths from material collected from 
banded apple and pear trees at Walnut Creek, Cal., 1909. 
(Original. ) 
TasBLe XI.—Band records from 10 apple trees, Walnut Creek, Cal., 1909. 
Date of 
collection. 
Jumey 5. 4225. 
2 
Tully “See 
Number 
of larvee 
and pups 
collected. 
y July 17 
8 || 24 
Date of 
collection. 
Aug. 
Number 
of larvee 
and pupe 
collected. 
Date of 
collection. 
Biewwees 
Number || 
of larve | Date of 
and pup || collection. 
collected. } 
60) Oct 0-22... 
65 || 
-43 Total. . 
2 
3 | 
6 || 
All larvee and 
of 
adults. 
Number 
of larvee 
and pupee 
collected. 
5 
1,371 
pup collected in making the two band records in 
1909 were put together each week and kept in jars for the emergence 
(See also fig. 9.) 
The maximum emergence came July 8 to 14. 
records are given in Table XII. 
The 
