CODLING MOTH IN NORTHWESTERN PENNSYLVANIA. 97 
TasBLeE XX XIII.—Records of larve collected from banded trees during 1909. 
Number of larvee. mbes 
No. of | Date of Dead oF af trans- ets 
s collect- é parasi orming 4 
record. ing. eee eae Total ized larvee ering 
(5 trees). | (5 trees). (16 trees). (1909). ti 
1 ial gel Sos ene ee | eee a a 13 6 Ufa es. = Seas 
2 | July 16 3 2 29 11 1h) | Sarees ar 
3 July 19 4 5 19 1 16 2 
4 July 22 6 2 7A i 20 est hae se 
5 July 25 8 3 24 1 18 5 
6 July 28 11 @ 54 2 30 22 
vi July 31 10 14 48 P3 23 23 
8 Aug. 3 22 17 CMe ee 51 23 
9 Aug. 6 24 10 Pa a eee ane 30 32 
10 Aug. 9 23 15 Tillie | Ga ee See 40 37 
11 Aug. 12 23 22 Qiagen ns ear as 45 52 
12 Aug. 15 15 18 TPN Coe See 3 76 
13 Aug. 18 13\ | 19 he a hae A ea Ete es ee 68 
14 Aug. 21 8 | 30 SB amilie ee ea Ai Ser ee 88 
15 Aug. 24 13 19 Gar hile & SURES ee eS 83 
16 | Aug. 27 18 26 100 Nig | 9 Been Re 99 
17 Aug. 30 14 24 | GAS pe Fo ee lee ee Oe 94 
18 Sept. 2 8 Ls | Ho || Aer eee ae ys 56 
19 Sept. 5 6 15 | (Fi SS eybeaeh ei ea oe A 64 
20 Sept. 8 7 10 Cato, || Mae ee eee (Csi a ae 38 
21 Sept. 11 aha 9 ANE aan ee |Pecacoesde 47 
22 Sept. 14 9 7 a) 0 eed eee aed 2 Oe ae eee 53 
23 Sept. 17 3 10 Sie eee eee eed See 37 
24 Sept. 20 4 5 PANS |RSS See eee cee 21 
25 Sept. 23 8 10 BG) [este See ewes 46 
26 Sept. 26 3 4 LNA ere ee Beri a, al 20 
27 Sept. 29 2 2 USS | beer es en | eee eer te | 13 
28 Oi -2 4 Seal earl eens |e ee tad | 13 
29 Oety 25 5 3 | I yiams | Rie ames oe || he ae 15 
30 Oct. —8 7 6 } PSE Oe eee La Ne a 29 
31 Oct. Il 9 12 DO ell os eee ete Le ee ee 44 
32 Oct. 14 1 1 hea rece Pee elke ad meee 5 
33 (Oye BUEN ste Sayre On”. Bee Ral ha es ae 9 (oe ae ae ee 
34 Oct. 20 1 1 (ee Soe ea GE ee en it 
35 Oct 23 5 1 GS |e ee. | een 2 5 See 16 
36 Oct. 26 2 1 Gi | eee eee | Preia eee 6 
37 Oct. 29 3 2, tees Se ee a eee ae 17 
38 Nov. 1 6 8 PAthy "|| Wes aes MO a PN eee 26 
39 | Nov. 4 9 3 | Lee | Ree UA | Eg 14 
40 INOWE SS Tee eee cee il eel | are See ot Sede ok 2 
41 INOVE TOM Wee 33 (Wg ecm 2 SEs LT ore ark 6 
42 Noy. 13 2 5 Oe ee 2, oe ons 2 Y 9 
324 366 1,631 25 301 1,305 
TaBLe XXXIV.—Records of larvx collected from-banded trees during 1909. Summary 
of Table XX XIII. 
Transforming larvee of band collections......... 
Wintering larve of band collections........._.. 
Transforming larve of first brood.............. 
Larvee from band collections. 
Percent- 
age. 
Larve from upper Dands:. 25.226... 62006 cen 
anvee from lowerbands.. ceca oles c oe 
Relative proportion of first-brood larve........ 
Relative proportion of second-brood larve..... 
Wintering larve of first brood.................. 
46.95 
53. 04 
18. 74 
81. 26 
83. 87 
16.13 
23. 46 
76. 54 
Few of the results here obtained have been based upon observa- 
tions made during the rearing in the laboratory. For instance, the 
two broods of larve, which at the time of maturity overlap, could 
only be separated through rearing experiments. 
On comparing the 
