Table 4. Suggested Fertigation Schedule for Tomato [1].
|
Days after Planting |
Daily Nitrogen |
Daily Potash |
Seasonal Nitrogen |
Seasonal Potash |
|
- |
lbs/A |
|||
|
preplant |
-- |
-- |
50.0 |
125.0 |
|
0-7 |
0.5 |
0.5 |
53.5 |
128.5 |
|
8-14 |
0.5 |
0.5 |
57.0 |
132.0 |
|
15-21 |
0.7 |
0.7 |
61.9 |
136.9 |
|
22-28 |
0.7 |
1.4 |
66.8 |
146.7 |
|
29-35 |
1.0 |
2.0 |
71.7 |
160.0 |
|
36-42 |
1.0 |
2.0 |
78.7 |
174.0 |
|
43-49 |
1.2 |
2.4 |
87.1 |
190.8 |
|
50-56 |
1.5 |
3.0 |
97.6 |
211.8 |
|
57-63 |
2.0 |
4.0 |
111.6 |
239.8 |
|
64-70 |
2.5 |
5.0 |
129.1 |
274.8 |
|
71-77 |
2.5 |
5.0 |
146.6 |
309.8 |
|
78-84 |
3.0 |
6.0 |
167.6 |
351.8 |
|
85-91 |
3.0 |
6.0 |
188.6 |
393.8 |
|
92-98 |
3.0 |
6.0 |
209.6 |
435.8 |
[1] Adapted from 1999 North Carolina Commercial Vegetable Recommendations. Ed. D.C. Sanders, North Carolina Cooperative Extension Service AG-586, Raleigh, NC.
