6o 
The Colorado Experiment Station 
ANALYSES BEETS GROWN WITH FERTILIZERS. 
XXVIII. 
XXIX. 
XXX. 
XXXI. 
20 tons 
250 P.170 K, 
110 P, 
Fertilizer per acre 1909. 
CaC0 3 
250 P, 170 Iv 
100 N 
130 K 
Fertilizer per acre 1910. 
None 
800 K 
400 P 160 K, 100 N 
Yield 1910 . 
11.3 tons 
10.11 tons 
10.86 tons 
11.70 tons 
Da te of sampling, 
11 Oct. 
11 Oct. 
11 Oct. 
11 Oct. 
Percent 
Percent 
Percent 
Percent 
Sugar in beet. 
14.60000 
14.50000 
14.10000 
14.10000 
Dry substance in fresh beets.. . 
20.90000 
21.30000 
19.70000 
20.60000 
Crude ash in dry substance... . 
5.00900 
4.96800 
5.62600 
6.49700 
Crude ash in beet. 
1.046S8 
1.05718 
1.10932 
1.33838 
Pure ash in beet. 
0.78047 
0.81278 
0.81556 
1.05870 
Sulfuric acid . 
0.02771 
0.03257 
0.03055 
0.05118 
Phosphoric acid . 
0.03477 
0.06122 
0.04848 
0.10615 
Chlorin . 
0.12746 
0.14657 
0.12489 
0.24613 
Sodium . 
0.08288 
0.09520 
0.08114 
0.16004 
Potassic oxid. 
0.37996 
0.34494 
0.39215 
0.54874 
Sodic oxid. 
0.00677 
0.02517 
0.01845 
0.07745 
Calcic oxid .... 
0.03812 
0.02822 
0.03237 
0.04873 
Magnesic oxid . .. 
0.07073 
0.07202 
0.07642 
0.09066 
Ferric oxid. 
0.00489 
0.00392 
0.00491 
0.00286 
Aluminic oxid . 
0.00309 
0.00073 
0.00291 
0.00445 
Manganic oxid. 
0.00410 
0.00213 
0.00323 
0.00203 
Total nitrogen. 
0.12895 
0.12320 
0.10875f 
0.21900 
Proteid nitrogen (Stutzer). 
0.07175 
0.06660 
0.06250 
0.07495 
Ammonic nitrogen. 
0.00100 
0.00145 
0.00560 
0.00315 
Amid nitrogen. 
0.00215 
0.00320 
0.00305 
0.00620 
Amino nitrogen . 
0.03700 
0.03621 
0.04071 
0.03957 
Nitric nitrogen. 
0.01034 
0.00250 
0.00987 
0.01333 
Injurious nitrogen in beet. 
0.05405 
0.05195 
0.03760 
0.13470 
Injurious ash per 100 sugar. .. . 
4.27940 
4.44450 
4.59000 
7.68430 
Injurious nitrogen per 100 sug. 
0.37020 
0.35827 
0.27288 
0.9553 J 
XXXVIII. 
Ash Analyses. 
XXXIX. 
XL. 
XLI. 
Crude 
Pure 
Crude 
Pure 
Crude 
Pure 
Crude 
Pure 
vYi on 
0 809 
1.4S2 
1.295 
0.490 
Rand _. 
1.041 
0.794 
1.612 
0.371 
Silicic acid .... 
1.419 
1.208 
1.935 
0.630 
Sulfuric acid . . 
2.647 
3.551 
3.081 
4.008 
2.754 
3.755 
3.025 
3.824 
Phosphoric acid 
3.321 
4.455 
5.791 
7.533 
4.370 
5.944 
6.273 
7.931 
Chlorin. 
12.175 
16.331 
13.864 
18.036 
11.258 
15.313 
14.546 
18.390 
Rndi nm 
10.619 
11.714 
9.948 
11.958 
Carbonic acid . . 
19.678 
IS.117 
18.865 
16.981 
Potassic oxid... 
36.294 
48.683 
32.628 
42.445 
35.350 
48.084 
32.429 
4.0.999 
Sodic oxid . 
11.310 
0.868 
14.525 
3.097 
11.524 
2.262 
17.318 
5.786 
Calcic oxid ... . 
3.641 
4.884 
2.669 
3.472 
2.918 
3.969 
2.880 
3.641 
Magnesic oxid.. 
6.756 
9.062 
6.812 
8.861 
6.889 
9.370 
5.358 
6.773 
Ferric oxid .... 
0.467 
0.626 
0.371 
0.483 
0.443 
0.603 
0.169 
0.214 
Aluminic oxid.. 
0.295 
0.395 
0.061 
0.090 
0.262 
0.356 
0.263 
0.332 
Manganic oxid. 
0.392 
0.526 
0.201 
0.261 
0.291 
0.396 
0.120 
0.152 
(2.502) 
(2.517) 
(2.775) 
(2.431) 
Rum 
102.747 
103.129 
102.541 
103.283 
Oxygen equi. to 
2 747 
3.129 
2.541 
3.283 
Total. 
100.000 
100.000 
100.000 
100.000 
100.000 
100.000 
100.000 
100.000 
*CaC0 3 indicates factory waste liine and CaO burnt lime, 
fProbably too low, though the duplicates agree very well. 
