TABLE 11—Lire-uistory Data 
ON First GENERATION, OLNEY, 1917. 
LARVAE REARED IN APPLES ON TREE 
SSS 
Length of life periods. 
Total effective day-degrees, 
Larva * ln ie le 
E La Lary Adul 5 |8 ; A A a 
Sex. lait. hatched! left priate oaae ee Pr At eae oa +5 enett +i 
apple. » | S| ES|SEE] 2 | eES] wom | bse | gob 
Ba) a2 242) 2 Bee] Bes | s85 Bes 
F. May 24/June 4/June30| July 3/tuly 15] 11 | 26) 3 | 29 | 12 | 52} 153) 600 | 276 | 1029 | 1033 
F.{ 924) “  4|July 3] “© 7/ a7] 11 | 27] 6 | 33 | 10 | 54 | 153°] 6R4 | 957 | 3064 | 4070 
| eae acetal ce ciel ty ok | ret | 11 | 55 | 153 | 684 | 249 | 1086 | 1093 
Rh ate 4|June30} “ 7) “ 19] 11 | 26] 7 | 33 | 12 | 56] 153 | 684 | O74 | 4111 | i148 
“ 94| 4{July 5] “ 9] “ 24] 11 | 31] 4 35 | 12 | 68 | 153 | 735 | 275 | i163 | 1174 
F.| oo“ a4} # ato gl gf 81 aa | 81/4 | 35 | 18 | 69 | 458 | 785 | gos | aioy | ae0n 
24; 4) By at pa aa (arte | 37 | 18) | “OL uf ete emer ener Rea a eg 
M. 31; “ 9/June30| “ 4; “ 16] 9 | 21| 4 | 25 | 12 | 46 | 164 | 510 | 978 | 962 | “op7 
M. 31 9] “ 30/ “ 5] “ 16] 9 | 21] 5 | 26 | 40 | 46 | aoa) '5a1 || 9257 | O52 | doz 
KF] “ 31) “ 9 1 5] = a6 <9) leap) 4 || eenliertel| Aon eared 531 | 257 | 952 | 957 
M. 31 eo) 1 is 5 ei tr 9 | 22 4 26 | 12 47 164 531 | 276 | 971 | 976 
M. 31 ee 1 ston <5 18 9 22 4 26 | 13 48 164 531 298 993 998 
M. 23 et) 1 7 18 9 22 6 | 28 | 11 48 164 579 249 | 992 998 
M. eek se 9) Me 2 een rt Haile 951/23 5 28 10 47 164 579 227 970 = «976 
F. & +81 ALON ee eaD 8 LG) 9 26 3 29 11 49 164 605 247 1016 1024 
M. 31) Sear) Billy So" ESI e ee B22) 9 | 26 4 30 13 62 164 629 | 303 1096 1106 
M. 3 9 6 10 22] 9 | 27| 4 | 31 | a2 | 52 164 | 652 279 | 1095 | 1106 
hi ES ERS STSI oR aK OPE eh rl ii cst |) Fer |) Ga 164 652 | 308 | 1124 | 1135 
F. et G) ed 6 RL 24 9 27 5 32 | 13 54 164 672 315 1161 | 1163 
F. Gieryl 9 2 7 oe eu 24 9 28 4 | 32 13 54 164 315 1151 1163 
F. Lats 9 Af if ‘12 pier 4 | 9 28 5 By 12 54 164 290 1151 | 1163 
F. “3 9 a 6 “12 Se26: 9 27 6 33 14 56 164 344 1205 | 1217 
F. zien | 9 a ahh 26 9 32 56 164 1205 | 1217 
June 1 KY SA 9 21 9 25 4 29 12 50 167 | 611 275 | 1056 | 1064 
F. cy 3 11 re 6 8 ee!) 8 25 2 27 | 12 47 159 567 273 | 1001 1005 
M. e338 a atl a MG : 8 20 8 24 3 Pap || ak 48 159 567 299 1025 | 1035 
3 11 9 naa 8 26 3 28 12 48 159 591 275 1027 3 
F. 3 11 10 «23 8 | 22 7 | 29 13 | 50 159 | 614 308 1081 ane 
F. > te 4 at 10) 128) 8 26 3 29 13 | 50 159 | 614 308 1081 1 
M. ee! ie 12 | “ 7 «18: 8 21 4 | 25 | 11 44 167 | 517 249 | 933 939 
& s lyons = 8 re 2 8 2 i 26 | 18 7 re 544 273 984 991 
M| “ 4) « 42] 12} « 94] 8 | 26] 4 | 30 | 12 | 50 167 |, ese 290 18 alae 
ih | ae) 12| “ 24] 8 | 26] 4 | 30 | 12 | 50 167 | 635 | 290 | 1092 | 1105 
F. i 4 12) oo Oh: “265 8 | 27 5 | 32 11 51 167 | 679 271 1117 1131 
F. 4 2 12| Cras} 5 26 8 | 2 3 167 | 655 | 323 | 1145 1158 
a 3 ‘ : 33 | ; a3 ‘ 28 | 23 2 167 | 655 | 380 | 1202 | 1215 
|| ase oR 29| 6 167 | 739 | 296 | 1202 | 1215 
M. 4 4 ne be ‘ 29 8 | 30 i 167 | 1232 1243 
M. i 4 12 = ey, 20 . 30 8 | 33 A 167 812 | 279 | 1258 1271 
F. | - 7 16 5 9 « 20 9 19 4 | 150 | 622 | 248 920 | 928 
F. 7 16 5 - 8 nes ey) ae) 3 150 | 498 | 299 | 947 | 958 
may ea, 16 Tish 0} inte aS la |e 150 | 545 | 279 | 974 | 985 
i 6; are 8) eee Lt +4 9 | 22 3 | 150 | 565 | 259 974 985 
M. 7 17 a 7 SaeeeLO, “ 221 10 | 20 3 | 160 | 5385 | 279 974 | 985 
M. a 7 i 8 it) oe 22] 10 21 2 160 535 | 279 974 | 985 
M. “e 7 SSG) « 7 See ahl “23 9) 21 4 150 565 | 288 1003 1014 
ay 4 5 re 3 ‘ fe + 2 2 | 23 3 | 150 | 290 1030 1042 
: s pe only} 9 23 3 
P 7 ae) 9] « a3] « aa 8 | a8] 4 150 | 270 | 1030 | 1082 
F. ts 7 ak) i 9 ry 3 pars: 9 23 4 150 | 270 1030 1042 
F. | 7 17} 8 13 “ 241 10 21 5 160 270 1030 | 1042 
M. a 7 omemelas ve) ks} re 10 22 4 160 270 1030 1042 
F. sf Ie: LT ate 0; os ole) 24] 10 23 3 160 270 1030 1042 
F. - 7 17 24] 10 160 | 1030 | 1042 
F. < 7 aa by ( - 20 mre 2 10 23 4 160 245 1029 | 1042 
F. See: it (}) peOrer hi) “ 16) “ 25] 10 24 5 160 230 1055 | 1068 
M. en nds 16 het) eae Seer) 9 23 5 150 299 1083 | 1096 
F. YY 7 cael6 10 15 2 9 24 5 150 276 1083 | 1096 
F. eect 16 11 16 2 9 25 5 150 258 1083 1096 
5 Oh Si Aas 16 11 17 26 9 25 6 | 150 | 239 1083 1096 
M. pea tests 16 so Ma “16 er 9 26 5 | 150 | 287 1112 | 1124 
a ier SaeLO Buen 6 CO akg Sy 52 9 2! 4 150 | 268 | 1112 1124 
M. 7 17 11 17 “271 10 24 6 160 | 268 1112 1124 
M. u 17 12 17 Le at} ai) 26 5 160 | 268 | 1112 1124 
M. 7 11 13 18 eas 9 27 5 150 274 | 1140 | 1152 
s 7 EE oi’ fa ct ai) ee 43 9 2 5 150 248 1139 | 1152 
F. Aes een al Os Pt) 9 2 4 150 | 343 «1168 1180 
ml « 7| « a7] « 10] « gel « 99] 10 | 28] 6 160 | 343 | 1168 | 1180 
M. 7 foi AG) beeen he: i) “129 9 28 5 | 33 | 10 52 150 | 276 1167-1180 
M. 7 tk ue 18 eat) “29 9. 28 5 | 38 | 10 62 150 | 276 1167 | 1180 
F. t 7 cull oy 14 oak) erty at) 27 5 32 | 10 52 160 276 1167 1180 
F. OM co G6: ee Al 29 9 | | 52 150 | 250 1167 1180 
rN ee Gate as Path CP Oo \ BN Pe 52 | 150 | 223 | 1164 | 1180 
Me 7 8 ty) 0 oo) aol Om meaalTO 3 | 160 | 279 | 1195 | 1208 
Ba) 8 a7)]) eS) 6) eG esol ee) eo eS na 53 ] 150 | 252 | 1193 | 1208 
15 Fy te cl eA eres 8 P/N all) | RNY 55 | 160 | 284 | 1251 1266 
i oad Meee ecie eat Ch Ci See yl ey | 5 Ng | 55 | 150 | 228 | 1251 | 1261 
MCE rT) et ite Sen Noa” Mel ese mea Om mea | ed 56 | 160 | 230 | 1279 | 1294 
F. oe 7 SA Git reruns “26 re 2 9 | 36 3 56 150 | 230 1280 | 1294 
M. 44 tf Ge aly) Me Eg AEE 1a) ee 4} 10 34 4 | 58 160 278 1327 | 1343 
M. H 8 at) fe AL “16, July 27] 11 23 4 | 49 175 | 626 287 | 1088 1101 
F, a a8 EAD) Le S20 Pet} | alt 27 4 51 175 | «718 250 1143 | 1156 
F. es on ae lions “or! “ 30] 11 2) 7 52 175 742 | 262 | 1169 1184 
M. es © AS Eells) SH cect) | abil 26 6 52 175 | 742 252 | 1169 | 1184 
F. nges WAN “ 26] 11 46 180 1021 1035 
10) id <7 18 BG fie 22 5) 27 9 47 180 | 625 | 246 1050 1063 
M. 10 29 49 180 | 1104 1119 
M. 11 ne ot “ 26 9 20 4 | 24 12 45 137 | 566 | 299 1002 | 1015 
Jom 11 9B) O18), ie 28 9 22 4 | 26 12 47 137 | 607 315 1059 | 1071 
M. ot ph} Coe FP} 9 23 6 | 29 9 47 137 673 248 1058 | 1071 
M. I Lr AE LU) PEK each I) “ 28 9 23 6 29 9 47 137 673 | 248 1058 1071 
F. ae (| “ 20 ee || ee |} « (29 9 24 5 29 | 10 48 137 | 678 276 | 1086 | 1098 
F. sees [i (He gy 8 15 20 “ 29) 10 24 6 | 29 | 9 48 160 676 250 1086 | 1098 
KF. AeA), 0" 20) 16 21 ert) 9 26 5 31 8 48 187 | 728 | 228 1088 1098 
M. rai bh “ 20) 15) 21 ae t}1) 9 26 6 31 9 49 1387 | 723 | 262 1112 | 1126 
M. eee | 420 Le : “ 98) 6 gO) 9 25 | 7 82) 8 49 137 749 224 | 1110 | 1126 
M. ee ti] “ 20 see!) “ 23 N81 9 29 4 88 | 8 60 137 T17 | 226 a4 | ss 
; | ot 20g A. Stil) oir |28) 50 | 187 | | 
: Jeet “ 21 19 | “ 98 Aug. 1] 10 28 4 82 | 61 160 | 7h4 | 264 1168 | 1186 
r, My At “ 21 1 A 2] 10 26 4 80 | 62 160 | 700 340 ait | sane 
F. Mae | se a. 21 3 9 31 53 187 | 
F. On “20! 22 “ 26 Sa: 9 82 | 4 86 9 o4 187 868 261 | 1246 | 1262 
F. ‘omit ret A “ 28 Gt 0 82 6 88 9 56 160 889 | 246 1295 | 1812 
| = | “ a —— 
a a SUMMARY OF TABLE 11 : — 
tue. Larva in fruit, |Larva in cocoon.| Larva, | Pupa, Pee, larva, and pupa. 
. 7 —s a a bee Ieee ea Ge” 1, ig Total effective 
| day-degrees. 
Mex Perlod riod Perlod Period Porlod 
No. in No, In No, In No. In No. In 
| daya, days. days. dnys. days. 
“4 an | 4 a1} 296 | 41 10.9 | a4 | 49.8 
ih 44 46 | 46] 20.5 47 | 10.9 61 | 60.6 
104 P 8 8 | 30.6 | 9 | 11.0 9 616 
| | o6 | 96 | 40.1 | 97 | 10.0 | 104 508 | 1100 | tit 
