Nebraska Agricultural Exp. Station, Research Bui. 6. 
Air temp, 
in shade 
Degrees F. 
73.2 
89.4 
88.2 
83.6 
ornfield 
Degrees F. 
75.6 
73.7 
74.6 
r-H CO 
t~ t- 
t-H ^ CO 
cd id 
t- t- 
as co © 
t- 1- 
Soil in c 
Inches deep 
12 
24 
Average 
12 
24 
Average 
12 
24 
Average 
Av. 12 
Av. 24 
Potometer 
fully ex- 
posed in pit 
Degrees F. 
79.3 
77.4 
78.3 
HOW 
O CO r—t 
00 00 00 
HIOOO 
CO CD 
00 00 00 
00 CO LO 
00 00 00 
Potometer 
in water 
jacket in pit 
Degrees F. 
81.2 
80.5 
80.8 
UO CI CO 
OHH 
00 00 00 
lOt-H 
CO ^ 
00 OO 00 
t> O 
i-< co co 
00 00 00 
Potometer 
buried in 
soil 
Degrees F. 
77.1 
77.4 
77.2 
"^f "^f 
t~ t- t- 
fc- t- 
t- UO 
c- t~ t- 
t- 1- t> 
CO to 
1~ 
1- 
Location in 
potometer 
of temp, 
reading 
' Center .... 
Edge 
k Average. . . 
Center .... 
Edge 
Average. . . 
f Center .... 
Edge 
Average . . . 
center 
edge 
e 
Time of 
temperature 
reading 
7:30 a. m. . . . 
1:30 p. m. . . . 
5:30 p. m.. . 
Daily av. in 
Daily av. in 
Daily average 
