Table 12.--Average daily maximum temperatures for 5-day intervals at Circle, 
Monts, 21939 and Carson,/N. Dak.; 1945 
June 
Table 13.--Prediction of hatching period for Melanoplus sanguinipes at 
Circles Mont... 1939 
Predicted dates - 
Current 
Average average Effect of 
maximum maximum i l-degree Hatching 
5-day temperature | temperature i n deviation dates 1/ 
interval - x 
: : . May 
March 2-6--- .0 10 572 4-17 
7-11--- .0 5 8 4-17 
12-16--- Se) 4 ay) 4-17 
17-21--- a3 (0) 23 4-17 
22-26--- BD) 8 oS 4-17 
27-31--- oli 8 of 4-17 
April 1-5--- .0 6 4 4-17 
6-10--- 4 8 26 4-17 
11-15--- ae 6 .6 4-17 
16-20--- sil: HAS) a5 4-17 
21-25---- 57 .0 5) 4-17 
26-30---- we .0 8 2-15 
May 1-5---- 5 we 50) 1-14 
6-10---- .6 .6 a0) 4-17 
1/ 
dates for 10-90% hatch, Circle, Mont. 
Average dates for _ 10-90% hatee - 5 Ob "He _frog table 7b. Actual. 
yr 
May 4-17, from last line of table 1h 
Son bes 
