32 



BULLETIN 932, U. S. DEPARTMENT OF AGRICULTURE. 



Table XX. — Time of deposition, length of incubation, and time of hatching of 

 eggs of the second brood of the codling moth, Grand Junction, Colo., 1915. 



Obser- 

 vation 

 No. 



Num- 

 ber of 



e S** d <- Pe- 

 P° slted - posited. 



Date— 



Red 

 ring. 



Black 

 spot. 



Hatched. 



Number 



of eggs 



hatched. 



Appearance of— 



Red 

 ring. 



Black 

 spot. 



Incu- 

 bation 

 period. 



303 



2S8 

 176 

 398 



208 

 "396 



395 

 '539 



455 



~26i 



404 

 "309 



645 

 '684 



909 

 *595 

 "937 



641 



1,013 



720 

 '693 



1,045 

 ""3i4 



787 

 "i,466 



"i,495 



1,311 



1,358 



1,626 



2,452 



583 



1,378 

 1,462 



'i'485 



Julv 11 

 July 12 



July 13 



Julv 13 

 ...do... 

 July 14 



July 17 

 July 16 



July 14 



July 15 



July 19 



Julv 15 



Julv 16 



July 17 



July 18 



Julv 16 



July 17 



Julv 18 



July 19 



July 20 

 July 21 

 ...do... 

 July 23 



July 19 

 July" 20 



July 20 

 Juiy"2i 



July 23 

 July "24 



July 21 

 July" 22 



July 22 

 July" *24 



July 25 

 Juiy 26 



July 23 

 July "24 



July 25 

 July" 25 



July 28 

 July" 28 



July 25 

 July" 26 



July 28 

 July" 28 



July 30 

 July "3i 



July 27 

 July" 28 



July 28 

 July" 31 



Aug. 1 

 Aug. 2 



July 29 

 Ju'ly'36 



July 31 

 Aug. i 



Aug. 3 

 Aug. 4 



July 31 

 Aug. i 



Aug." ' "2 



Aug. 2 

 Aug." "3 



Aug. 4 



Aug. 5 

 Aug. 6 

 Aug. 7 



Aug. 3 



Aug. 5 



Aug. 8 



Aug. 4 

 Aug. 5 



Aug. 6 

 Aug. 6 



Aug. 9 

 Aug. io 



Aug. 6 

 Aug. 7 



Aug. 8 

 Aug. io 



Aug. 11 

 Aug. i2 



Aug. 8 

 Aug.' "9 

 Aug. io 



Aug. 10 

 Aug. io 

 Aug." 11 



Aug. 13 

 Aug.'ii 

 Aug. 15 



Aug. 11 



Aug. 12 



Aug. 16 



Aug. 12 



Aug. 13 



Aug. 17 



Aug. 13 

 Aug. 14 

 Aug. 15 



Aug. 14 

 Aug. 16 

 Aug. 17 



Aug. 19 

 Aug. 20 

 Aug. 21 



Aug. 16 

 Aug." 17 

 Aug." 18 



Aug. 18 

 Aug. 20 

 Aug. 20 



Aug. 21 

 Aug. 22 

 Aug. 23 



July 19 

 ...do.. 

 July 20 

 ...do... 

 July 21 



...do 



July 22 

 July 23 

 July 24 

 July 25 

 July 24 

 July 25 

 July 26 

 July 27 

 July 26 

 July 27 

 ...do.... 

 July 28 

 Julv 29 

 July 30 

 ..do.... 

 July 31 



..do 



Aug. 1 



..do 



Aug. 2 

 ..do.... 

 Aug. 3 



..do 



Aug. 4 

 ..do.... 

 Aug. 5 



..do 



Aug. 6 

 ..do.... 

 Aug. 7 

 ...do.... 

 Aug. 8 



...do 



Aug. 9 

 Aug. 10 

 Aug. 9 

 Aug. 10 

 ..do.... 

 Aug. 11 

 ..do.... 

 Aug. 12 



..do 



Aug. 13 

 ..do.... 

 Aug. 14 

 ..do.... 

 Aug. 15 

 ..do.... 

 Aug. 16 



..do 



Aug. 17 

 Aug. 18 

 Aug. 17 

 Aug. 18 

 Aug* 19 

 Aug. 18 

 Aug. 19 

 Aug. 20 

 ...do.... 

 Aug. 21 

 Aug. 22 

 Aug. 23 

 Aug. 22 

 Aug. 23 



Aug." 24 ' 

 ..do 



Aug. 2.5 





 8 



50 



2 



179 



43 

 170 

 282 

 169 

 378 



16 



94 

 106 

 376 



12 



51 

 300 



32 

 496 

 446 

 5 

 245 



13 

 315 



57 

 250 



15 

 555 



58 

 588 



62 

 709 



64 

 303 

 256 

 581 

 311 



58 

 831 

 340 

 244 



38 

 223 

 760 

 554 

 137 

 464 

 194 

 543 

 408 

 223 



69 

 401 

 299 

 1,064 

 224 

 837 

 493 



75 



105 



1,091 



66 



81 

 1,127 



95 



1,480 



2,280 



501 



52 

 978 

 289 

 1,067 

 380 

 1,292 

 163 



Days. 

 2 

 1 



1 



Days. 



Days. 



