12 
Toxaway Loam. 
Field “A” was established in 1908, but excessive floods destroyed the 
1909 crop, so only two years are given. This soil is typical Toxaway 
loam, and was in corn for each of the three years. 
The results are given in table 5. 
TABLE 5. RESULTS ON FIELD A, BUNCOMBE FARM, 1908 AND 1910. 
No. 
1 
TREATMENT 
• 
Yield per Acre 
Average 
Increase 
1 
— 
Profit 
Grain, Bushels 
Stover, Pounds 
Value of 
Increase 
Cost of Fert 
izer 
1908 
1910 
Avr. 
1908 
1910 
Avr. 
Grain 
Stover 
1 
2 • 
3 
4 
5 
NP.. 
NK_ 
22.7 
5.2 
33.0 
11.0 
37.2 
18.7 
.0 
21.1 
2.0 
28.5 
20.7 
2.6 
27.1 
6.5 
32.9 
1395 
533 
2565 
1170 
2700 
1100 
0 
1360 
530 
1580 
| 
1 1248 
267 
1963 
850 
2140 , 
14.2 
—3.9 
20.6 
398 
ZQA 
$11.53 
rr f\’-T 
$3.66 
2.70 
1.50 
$7.87 
—7.77 
17.37 
PK... 
None.. 
0 04 
1113 
0 .u/ 
18.87 
NPK__ 
26.4 
1290 
23.64 
3.93 
19.71 
13 
None... 
14.5 
3.7 
1710 
410 
1060 
18 
Lime..... 
33.1 
13.7 
23.4 
1725 
800 
1263 
14.3 
203 
10.82 
2.50 
8.32 
19 
Lime, NPK_ . _ 
41.0 
36.8 
38.9 
3289 
1780 
2535 
29.8 
1475 
26.76 
6.43 
20.33 
17 
Manure, P_ . . 
39.3 
28.7 
34.0 
3000 
1460 
2230 
24.9 
1170 
22.11 
2.79 
19.32 
Gain for N.. 
4.2 
7.4 
5.8 
135 
220 
177 
| 
A 77 ! 
- 
• 
O A Q • 
O O A 
Gain for P.. 
32.0 
28.5 
30.3 I 
2160 
1580 
1870 
1 
os rqI 
1 OQ 
& .o4 
07 A a 
Gain for K. 
14.5 
9.8 
12.2 
1305 
480 
893 . 
1 
* l) ij j 
11.97 
1 .Lid 
.27 
Ll .40 
11.70 
Average gain for Lime .... 
11.2 , 
9.5 
10.4 
302 
295 
299 I 
i 
| 
i 
i 
8.48 
2.50 
5.98 
TABLE 6—MINERALOGICAL AND CHEMICAL COMPOSI 
Labora¬ 
tory 
Number 
Depth 
to 
Which 
Sample 
Was 
Taken 
Pounds of Total Plant Food 
Constituents pek Acre 
Surface, 6 2-3 inches_2,000,000 lbs. 
Subsoil, 28 inches_8,000,000 lbs. 
Minerals Other 
than Quartz in 
Abundant Minerals 
N 
P20a 
K 2 O 
CaO 
Sand 
Silt 
Sand 
Soil 
1203 
Inches 
0-10 
3,160 
3,320 
33,800 
20,560 
Percent. 
46 
Percent. 
54 
Biotite, muscovite, 
epidote 
Soil 
Inches 
1204 
12-36 
2,579 
438 
135,763 
64,873 
55 
63 
Biotite, muscovite, 
1 
epidote 
