A Study of Colorado Whkat 
37 
feasible to make a separate portion of them. In addition to lack 
of time it would have been almost impossible to separate the grain 
from the chaff without drying which would have changed, at least, 
the statement of our data. For these reasons these data are proh- 
abaly more serviceable in their present form than they would have 
been had I changed this form for part of them. 
AMMONIC AND AMID NITROGEN IN GROWING WHEAT PLANTS. 
Ammonic Nitrogen Amid Nitrogen 
Crop Fertilizer -Percent- -Percent- 
1913 
per acre 
Stems 
Leaves 
Heads 
Stems 
Leaves 
Heads 
7 July 
120 
lbs. nitrogen 
0.0052 
0.0122 
0.0133 
0.0054 
0.0090 
0.0144 
7 July 
60 
lbs. phosphorus 
0.0065 
0.0101 
0.0139 
0.0003 
0.0052 
0.0112 
7 July 
200 
lbs. potassium 
0.0046 
0.0122 
0.0152 
0.0041 
0.0125 
0.0117 
7 July 
None 
0.0060 
0.0112 
0.0144 
0.0000 
0.0108 
0.0115 
7 July 
80 
lbs. nitrogen 
0.0054 
0.0117 
0.0125 
0.0030 
0.0082 
0.0114 
7 July 
40 
lbs. phosphorus 
0.0043 
0.0125 
0.0128 
0.0033 
0.0060 
0.0098 
7 July 
150 
lbs. potassium 
0.0035 
0.0112 
0.0128 
0.0041 
0.0095 
0.0122 
7 July 
None 
0.0046 
0.0097 
0.0117 
0.0035 
0.0071 
0.0095 
13 July 
40 
lbs. nitrogen 
0.0071 
0.0242 
0.0193 
0.0060 
0.0095 
0.0199 
13 July 
20 
lbs. phosphorus 
0.0052 
0.0131 
0.0158 
0.0043 
0.0065 
0.0169 
13 July 
100 
lbs. potassium 
0.0043 
0.0101 
0.0212 
0.0133 
0.0120 
13 July 
None 
0.0054 
0.0112 
0.0177 
0.0049 
0.0097 
0.0182 
21 July 
120 
lbs. nitrogen 
0.0049 
0.0144 
0.0224 
0.0046 
0.0114 
0.0166 
21 July 
60 
lbs. phosphorus 
0.0048 
0.0122 
0.0158 
0.0075 
0.0080 
21 July 
200 
lbs. potassium 
0.0048 
0.0154 
0.0190 
0.0043 
0.0093 
0.0146 
21 July 
None 
0.0046 
0.0136 
0.0181 
0.0038 
0.0069 
0.0133 
25 July 
80 
lbs. nitrogen 
0.0054 
0.0205 
0.0185 
0.0063 
0.0101 
0.0207 
25 July 
40 
lbs. phosphorus 
0.0027 
0.0098 
0.0140 
0.0030 
0.0122 
25 July 
150 
lbs. potassium 
0.0033 
0.0090 
0.0178 
0.0028 
0.0076 
0.0150 
25 July 
None 
0.0027 
0.0041 
0.0116 
0.0024 
0.0098 
0.0116 
30 July 
40 
lbs. nitrogen 
0.0038 
0.0131 
0.0147 
0.0022 
0.0061 
0.0095 
30 July 
20 
lbs. phosphorus 
0.0027 
0.0090 
0.0128 
0.0053 
0.0071 
0.0079 
30 July 
100 
lbs. potassium 
0.0027 
0.0030 
0.0116 
0.0035 
0.0098 
30 July 
None 
0.0018 
0.0063 
0.0122 
0.0019 
0.0079 
0.0103 
4 Aug. 
120 
lbs. nitrogen 
0.0071 
0.0270 
0.0245 
0.0067 
0.0110 
0.0185 
4 Aug. 
60 
lbs. phosphorus 
0.0065 
0.0180 
0.0043 
0.0154 
4 Aug. 
200 
lbs. potassium 
0.0048 
0.0146 
0.0140 
4 Aug. 
None 
0.0056 
0.0174 
0.0031 
0.0139 
5 Aug. 
80 
lbs. nitrogen 
0.0057 
0.0131 
0.0050 
0.0116 
5 Aug. 
40 
lbs. phosphorus 
0.0045 
0.0161 
0.0034 
0.0160 
5 Aug. 
150 
lbs. potassium 
0.0050 
0.0146 
0.0041 
0.0160 
5 Aug. 
None 
0.0039 
0.0095 
0.0030 
0.0122 
The plants gathered on 5 August were mature, so mature that 
the crop was harvested on the 6th August. An inspection of the 
table shows that the time during which these samples were taken 
/ 
