1998 Dryland Alfalfa yield and quality response to broadcast fertilizer sulfur formulation.
| Trt. # | Sulfur Source | -------Fertilizer------- |
1998 |
3 Yr. |
1998 |
||||
N |
P |
K |
S |
B |
-------tons/a------- |
CP % |
|||
| 3 | Amm. Sulf (0.24S) | 22 |
25 |
25 |
24 |
0 |
1.70 c |
4.79 |
0.30 ab |
| 6 | Amm. Sulf + B | 22 |
25 |
25 |
24 |
3 |
1.63 cb |
4.53 |
0.30 ab |
| 4 | Pearled (0.90 S) | 22 |
25 |
25 |
24 |
0 |
1.77 c |
4.14 |
0.32 b |
| 5 | Elemental (0.99 S) | 22 |
25 |
25 |
24 |
0 |
1.36 ab |
3.93 |
0.24ab |
| 2 | Check | 22 |
25 |
25 |
0 |
0 |
1.24 a |
3.79 |
0.24 ab |
| 1 | Untreated | 0 |
0 |
0 |
0 |
0 |
1.20 a |
3.51 |
0.22 a |
| Mean | 1.49 |
0.27 |
|||||||
| CV (S/Mean)% | 14.1 |
19.4 |
|||||||
| LSD (0.05 by t) | 0.32* |
ns |
|||||||
1998 Harvest - Average Dry Matter = 36%
Fertilizer Application: 4/9/96
| Trt. # | Sulfur Source | -------Fertilizer------- |
CP |
ADF |
NDF |
RFV |
||||
N |
P |
K |
S |
B |
% |
% | % | (value) | ||
| 3 | Amm. Sulf (0.24S) | 22 |
25 |
25 |
24 |
0 |
18.30 |
30.37 |
33.73 |
180.3 |
| 6 | Amm. Sulf + B | 22 |
25 |
25 |
24 |
3 |
19.03 |
28.53 |
30.57 |
206.9 |
| 4 | Pearled (0.90 S) | 22 |
25 |
25 |
24 |
0 |
18.60 |
29.90 |
32.47 |
188.4 |
| 5 | Elemental (0.99 S) | 22 |
25 |
25 |
24 |
0 |
18.73 |
29.43 |
30.90 |
199.2 |
| 2 | Check | 22 |
25 |
25 |
0 |
0 |
19.07 |
27.70 |
30.53 |
206.9 |
| 1 | Untreated | 0 |
0 |
0 |
0 |
0 |
17.83 |
30.07 |
32.63 |
188.3 |
| Mean | 18.59 |
29.33 |
31.81 |
195.0 |
||||||
| CV (S/Mean)% | 6.98 |
6.07 |
7.79 |
9.81 |
||||||
| LSD(0.05 by t) | ns |
ns |
ns |
ns |
||||||
Quality data from 3 reps only.
Fertilizer Applied: March 1996
