MO. APRIL MAY JUNE JULY AUGUST SEPT oct 
. . Ma 
DAY. § : 10 15 20 25 10 2025 3 0 2 5 0) 10 15 20 253 
fpFETinE DTI A a eco 5 10 15| DAY 
300 Hest tt : 
Ay # 300 
100 HEH ee 
300 Bes 
200 Fe a 
100 Rae PN FH 
Pa 
H HE oe 
300 FES Ea i 
200 Fe ae 
100 #2 Q 
H + AQ 
200 B 
100 : sessti 
: ta H eae 100 
50 HH naiatiiasi : 
meses! t i 1 + T I 4 5 
40 HH sossseeucaseesseesseeneecee : HH sueuuausuuaenue 
= Bae eeeae SHoecesuaeeatiit: LATVAR COLLECTED FROM BANDS Hie serrated 40 
= suc erebiaazastieeiateazettttt 
20 Ht +t : oe H rH HH 
10 ae Enea eee| 
cr t tH 10 
HHH 
30 AVERAGE DAILY TEMPERATURES + i 30 
2 (50+)=-2(86+) HH 
5 ae 25 
20 : : 20 
15 15 
10 10 
5 5 
2 5 DA 
an 510 15 2025 310 5 10 15 20 2530 5 10 15 202530 5 10 1520 25 30) 5 10/5 20 25 50) 5 10 1 
2.74 4.93 5.69 eo, 1.75 RAIN) 
Cuarr 3. Seagonal history of the codling-moth at Olney, 1917. 
