1044 
Journal of Agricultural Research voi. xxiv, Na xa 
TablB I .—Carbon dioxid evolved, and carbohydrate material lost by respiration, from 
wheat, oats, and barley, through a i 6 -day ripening period 
Crop. 
Date. 
Weight 
taken. 
Dry 
matter. 
Mois¬ 
ture. 
Weight 
of dry 
matter. 
COj re¬ 
spired 
in a 
hours. 
CO* re¬ 
spired 
per hour, 
per 100 
gm. dry 
matter. 
July. 
Gm. 
Per cent. 
Per cent. 
Gm. 
Mgm. 
Mgm. 
» 
5 . 
23.70 
56.13 
43.87 
13-30 
28.39 
106.73 
6. 
24.14 
54.27 
45-73 
13.10 
31-30 
119.47 
7 . 
25.00 
60.25 
39-75 
15.06 
26.13 
86.85 
8. 
25.00 
60.00 
40.00 
15.00 
21.48 
71.60 
9 . 
25.00 
59.10 
40.90 
14.77 
20.28 
68.66 
11 . 
25.00 
66.80 
33-20 
16.70 
18.41 
55.12 
12. 
25.00 
76.66 
23-34 
19.16 
16.26 
44.26 
Wheat. 
13 . 
14 . 
25.00 
25.00 
81.78 
77.17 
18.22 
22.83 
20.44 
19.29 
6.46 
6.72 
15.81 
17.42 
15 . 
25.00 
78.74 
21.26 
19.68 
7.85 
19.94 
16. 
25.00 
84.87 
iS-13 
21.22 
3-33 
7.85 
18. 
25.00 
80.27 
19-73 
20.07 
3.88 
9-67 
19 . 
25.00 
85.21 
14.79 
21.30 
3-49 
8.19 
20. 
25.00 
85.56 
14-44 
21.39 
4.94 
11.55 
21. 
25.00 
87.50 
12.50 
21.87 
10.01 
22.89 
22. 
25.00 
87.29 
12.71 
21.82 
7.II 
16.29 
[n. 
25.00 
58.62 
41.38 
14.65 
29-49 
100.65 
12. 
25.00 
51.75 
48.25 
12-94 
35.63 
137.67 
12. 
2^.00 
52.40 
47.60 
13.10 
24.87 
94.92 
*^0 • • • • • 
14. 
^0 • ’«irw 
25.00 
64.91 
35-09 
16.23 
21.01 
64.73 
15. 
25.00 
65.36 
34.64 
16.34 
19-54 
59-79 
i6. 
25.00 
71.06 
28.94 
17.76 
17.12 
48.20 
18..... 
25.00 
77 .»S 
22.75 
19.31 
12.II 
31.36 
19. 
25.00 
79-79 
20.21 
19-95 
11.30 
28.35 
Oats.. 
20. 
25.00 
83.38 
17.62 
20-59 
6.46 
15.69 
21..... 
25.00 
79-25 
20.75 
19.81 
9.69 
24.58 
22. 
25.00 
85.41 
14-59 
21-35 
8.40 
19.68 
23. 
25.00 
83.88 
16.12 
20.97 
13.24 
31.57 
* 
25. 
25.00 
86.09 
13.91 
21.52 
17-45 
40.54 
26. 
25.00 
89.60 
10.40 
22.40 
7-75 
17.30 
27. 
25.00 
90.09 
19.91 
22.52 
7-92 
17.58 
28. 
25.00 
85.42 
14.58 
21-35 
5.98 
14.00 
29. 
25.00 
84-99 
15.01 
21.22 
3.07 
7-23 
fs. 
16.983 
47-99 
53-01 
8.13 
48.61 
298.95 
6. 
16.619 
47-79 
52.21 
7-94 
40.37 
254.22 
7 . 
25.00 
53-98 
46.02 
13-49 
23.26 
86.21 
8. 
25.00 
58.24 
41.76 
14.56 
25-19 
86.50 
9 . 
25.00 
.56.13 
43-87 
14.03 
19-35 
69.07 
II. 
25.00 
68.65 
31-35 
17.16 
16.63 
48.75 
12. 
25.00 
68.62 
31-38 
17.16 
16.67 
48.57 
Barley. 
13. 
25.00 
71.57 
28.43 
17.89 
9.21 
25-74 
114. 
25.00 
75-53 
24.47 
18.88 
6.80 
18.01 
IS. 
25.00 
81.82 
18.18 
20.45 
3-07 
7.51 
16. 
25.00 
86.22 
13.78 
21.55 
2.68 
6.22 
18. 
25.00 
85.29 
14.71 
21.32 
2.91 
6-59 
19. 
25.00 
86.52 
13.48 
21.63 
7-75 
17.91 
20. 
25.00 
86.04 
13.96 
21.51 
4.94 
11.48 
21. 
25.00 
87.8s 
12.15 
21.96 
9-37 
21.32 
I22. 
25.00 
86.71 
13.29 
21.68 
8.40 
19.38 
CO* re¬ 
Carbo¬ 
spired 
hydrate 
in 24 
lost in 
hours, 
24 hours > 
per 100 
per 100 
gm. dry 
gm. dry 
matter. 
matter. 
Gm. 
Gm. 
2.561 
1.571 
2.867 
1-759 
2.084 
1,278 
1.718 
1.054 
1.647 
I. 010 
1.322 
.811 
1,062 
.651 
.379 
.232 
.418 
.256 
.478 
-293 
.188 
.IIS 
.232 
.142 
.196 
. 120 
.277 
.170 
.549 
-336 
.391 
.340 
16.369 
10.039 
2.415 
1.481 
3-304 
2.027 
2.278 
1-397 
1.553 
-953 
1.434 
.880 
1.156 
-709 
-752 
.461 
.680 
.417 
.376 
.231 
.590 
.362 
.472 
.289 
-757 
.464 
.973 
-597 
-415 
.254 
.422 
.258 
•336 
,206 
•173 
.106 
18.086 
11.092 
7-175 
4.402 
6.100 
3-742 
2.070 
1.270 
2.080 
1.276 
1.660 
1.018 
1.170 
-717 
1.165 
.617 
•378 
.432 
.265 
. 180 
. no 
.149 
.091 
.158 
-097 
.429 
.263 
-275 
. 168 
.512 
-314 
•465 
.285 
24.637 
15.120 
