Transpiration as a Factor in Crop Production. 
Height 
of stalk 
Inches 
(13) 
79 
81 
1 00 
103 
— 
eg co x x 
OOSOO) 
© 
- 
Tp t~ © © 
© © [- X 
1 1 
© 1 CM tp © © 
X © © © © 
- -- 
1 
co 
© 
| 
X CO C- CM 
© © © tp- 
0) 
© 
Ratio of 
wt. of ear 
to wt. of 
stalk 
(12) 
2.19 
1.67 
1.63 
1.54 
1.72 
co tp © to 
1.52 
x tp © co 
tp x x co 
© 
© 
t- t> TP LO 
© © — CO 
— eg — 
1.31 
1.31 
1.95 
1.71 
1.72 
1.66 
Leaf-area 
per gram 
dry 
matter 
.£ {j. x 
\ ^ — Ci O 
jg 1 Cxi — ei — 
2.01 
— eg eg co 
tp- o x tp- 
— eg — — 
eg 
X 
tp co co © 
X © t> X 
— eg' — — 
1.85 
© tp- lo © 
© TP — CO 
eg eg eg eg 
2.27 
TP © LO TP 
eg — — © 
eg eg eg — 
2.12 | 
Transpiration per 
sq. in. 
leaf- 
area 
* eo oo x o 
tr „ tp- (N CO © 
^ CM lO tP 
134.75 
151.56 
121.01 
1 .'! 1 26 
L4l!38 
© 
CO 
id 
eo 
" 
x cm tt eg 
t> to x © 
©'©'©' — 
CO — 01 CO 
137.58 
139.76 
110.43 
114.66 
101.01 
1 15.04 
137.50 
121.70 
117.87 
125.18 
1 125.40 
gram 
total dry 
matter 
(rrams 
(9) 
226.14 
2159.96 
309 90 
29(>'.22 
271.23 1 
Lc oa © x 
X TP © Tp 
lO — CO — 
eg eg eg eg 
216.60 
LOLO — lO 
X © © TP 
© SO © t- 
LO © — CO 
eg co eg eg 
— 
lO 
TP 
lO 
eg 
tp- co x © 
iq iq © t> 
— CM to X 
© [- — CO 
cm eg eg eg 
261.41 
308.25 
255.40 
253.53 
243.15 
265.70 1 
gram 
dry wt. 
of ear 
(8) 
360.57 
413.48 
5150 93 
527 '.4 8 
eg 
co 
tp 
178.59 
449.30 
407.05 
415.01 
oo 
id 
LO m t- CO 
tp x eg © 
t> co lo id 
LO © © LO 
TP LO CO — 
© 
eg 
to 
© © CO © 
— x © © 
© co to eg 
— © X LO 
498.04 
© © TP © 
cq x t> to 
— © id tp 
X — CO — 
lO TP TP TP 
159.03 
Total 
leaf- 
area 
»= 
S — 
> ~ ?i — © © 
O t-xsx 
828.75 
— x to to 
© eg lo tp 
tp- x x to 
757.75 
eg © — co 
© eg t- x 
768.75 
t- © © eg 
X © © iH 
981.75 
© TP TP © 
— ©IOTP 
X X X LO 
© 
© 
to 
tp- 
tp- 
Total 
water 
transpired 
g -j to CO to 
~ - x c x © 
r~ tp- © tp eg 
1 1 1.676 
106.247 
1C0.193 
L 12.846 
91.302 
102.522 
tp x c- eg 
© TP © © 
t- © — eg 
©' CO >d CO 
— CM x © 
105.763 
t- Tp t- © 
1- CO CM X 
cq c- cm cq 
X -p jr -r 
© 
© 
ei 
112.202 
108.801 
100.657 
67.595 
eq 
© 
Dry matter 
Total 
5 *£.© tp- X © 
4 — — tp- c 
O eo tp tp tp 
411.75 
— © © CO 
— © IP- tp- 
TfTfTfCO 
415.75 
— © tP- iO 
CO © X CO 
415,50 
© — CM © 
o 
q 
eg 
eo 
Tp © t- X 
© eg © ip- 
co tp so eg 
lO 
CM 
© 
© 
eo 
Leaves 
£ ~ o o xo 
g co co cm co 
o 
iq 
oi 
CM 
eg eg co cm 
to 
05 
lO © — tp- 
eg eg co co 
30.50 
© LO © X 
CO CO CM CO 
LO 
eg 
eg 
eo 
TP — — © 
eg co co eg 
© 
iq 
©' 
N 
u 
id 
h 
1 
5 g tp- eg © x 
* — t- C<I 
C CM CM CM CM 
O 
IO 
eg 
eg co to © 
eg eg tp- eg 
eg eg eg eg 
CM 
LO 
eg 
eg to co o 
— — CO CM 
cm eg eg eg 
q 
t- 
co 
eg 
TP © © CO 
© © C- LO 
— — eg eg 
LO 
c- 
to 
eg 
eg 
co — — eo 
© © so © 
— eg eg — 
© 
© 
eg 
eg 
w 
Grams 
(2) 
99 
145 
171 
148 
140.75 
tp © so eg 
to m to co 
154.50 
to co eg c- 
148.00 
eg©©x 
x © eg x 
173.00 
t- TP LO LO 
127.75 1 
Potometer 
No. 
CM CO tp 
C-Cg CM CM 
Average. . . . 
lO © tp- X 
eg eg eg eg 
Average. . . . 
© © — eg 
OJ CO CO CO 
« 
n 
u 
5 
CO TP LO © 
CO CO CO CO 
a 
tx 
< 
tP- X © © 
a 
b. 
a 
> 
< 
