Check out our tobacco fertilizer recommendations, using Haifa's fertilizers
Fertilization of flue cured - Virginia
Requirements
|
N |
P2O5 |
K2O |
|---|---|---|
|
-----------kg / Ha----------- |
||
|
90 |
75 |
220 |
A - Pre-plant soil application
| Nutrient |
N |
P2O5 |
K2O |
|---|---|---|---|
| % of total requirement applied at this stage |
10% |
100% |
|
| Practical application rate (kg/ha) |
9 |
75 |
66 |
Common practice in Zimbabwe*
| Fertilizer |
Rate (kg/ha) |
Total plant nutrients (kg/ha) |
||
|---|---|---|---|---|
|
N |
P2O5 |
K2O |
||
|
2-17-15 * |
450 |
9 |
75 |
66 |
* this N-P-K formula can be replaced by other locally common N-P-K formula or by straight fertilizers (ammonium nitrate, SSP, SOP etc.).
B - Fertigation
| Nutrient |
N |
P2O5 |
K2O |
|---|---|---|---|
| % of total requirement applied at this stage |
90% |
0% |
70% |
| Practical application rate (kg/ha) |
80 |
0 |
153 |
| Growth stage (Weeks after planting) |
% N required by stage |
Optimal ratio N:P2O5:K2O |
kg. /Ha. / Week |
||
|---|---|---|---|---|---|
|
N |
P2O5 |
K2O |
|||
|
2 |
2 |
1 : 0 : 0 |
1.6 |
0 |
0 |
|
3 |
3 |
1 : 0 : 0 |
2.5 |
0 |
0 |
|
4 |
10 |
1 : 0 : 1 |
8.1 |
0 |
8.1 |
|
5 |
25 |
1 : 0 : 1 |
20 |
0 |
20 |
|
6 |
25 |
1 : 0 : 2 |
20 |
0 |
40 |
|
7 |
20 |
1 : 0 : 3 |
16 |
0 |
48 |
|
8 |
10 |
1 : 0 : 3 |
8.1 |
0 |
24 |
|
9 |
5 |
1 : 0 : 3 |
4.0 |
0 |
12 |
|
Total |
80 |
0 |
152 |
||
| Growth stage (Weeks after planting) |
Fertilizers |
Ratio |
kg./ ha./Week |
kg./ha./Week |
||
|---|---|---|---|---|---|---|
|
N: P2O5 : K2O |
N: P2O5 : K2O |
|||||
|
2 |
A.N. |
(34- 0- 0) |
4.7 |
1.6 |
||
|
Total |
1 : 0 : 0 |
1.6 |
0 |
0 |
||
|
3 |
A.N. |
(34- 0- 0) |
7.6 |
2.5 |
||
|
Total |
1 : 0 : 0 |
2.5 |
0 |
0 |
||
|
4 |
(13-0-46) |
17.6 |
2.2 |
8.1 |
||
|
A.N. |
(34- 0- 0) |
20.0 |
5.9 |
|||
|
Total |
1 : 0 : 1 |
8.1 |
0 |
8.1 |
||
|
5 |
(13-0-46) |
43.5 |
5.6 |
0 |
20.0 |
|
|
A.N. |
(34- 0- 0) |
42.4 |
14.4 |
|||
|
Total |
1 : 0 : 1 |
20 |
0 |
20 |
||
|
6 |
(13-0-46) |
40.3 |
5.2 |
0 |
8.5 |
|
|
A.N. |
(34- 0- 0) |
39.2 |
13.3 |
|||
|
Total |
1 : 0 : 1 |
18.5 |
0 |
18.5 |
||
|
7 |
(13-0-46) |
32.7 |
4.2 |
15 |
||
|
A.N. |
(34- 0- 0) |
31.8 |
10.8 |
|||
|
Total |
1 : 0 : 1 |
15.0 |
0 |
5.0 |
||
|
8 |
A.N. |
(34- 0- 0) |
22.1 |
7.5 |
||
|
Total |
1 : 0 : 0 |
7.5 |
0 |
0 |
||
|
9 |
A.N. |
(34- 0- 0) |
10.3 |
3.5 |
||
|
Total |
1 : 1 : 1 |
3.5 |
0 |
0 |
||
Oriental tobacco
source: Dimitris Stamboulidis (Moscholois Chemicals S.A)
The practice in Katerini:
A few days after transplanting:
40 kg/str (=400 kg/ha) of 4-14-30
25 kg/str (=250 kg/ha) of 0-20-0
35 kg/str (=35 kg/ha) of 0-0-50
20 days after transplanting: 10 kg/str (=100 kg/ha) of Multi-K as side dressing
Side dressing:
1) Oriental Tobacco:
N - 2-4 Kg/str
P2O5 - 6-8 Kg/str
K2O - 8-12 Kg/str
2) Flue-cured (Virginia):
N - 5-10 Kg/str
P2O5 - 8-14 Kg/str
K2O - 15-22 Kg/str
3) Burley:
N - 14-20 Kg/str
P2O5 - 20-35 Kg/str
K2O - 20-25 Kg/str
Macro-nutrients removed by 1 ton marketable product
|
N |
P |
K |
Ca |
Mg |
S |
|---|---|---|---|---|---|
|
-------------------------------------- Kg/ton ------------------------------------------ |
|||||
|
50-70 |
6.0 |
55-70 |
30-60 |
8-20 |
6-12 |
Light (air cured) tobacco
|
N |
P |
K |
Ca |
Mg |
S |
|---|---|---|---|---|---|
|
-------------------------------------- Kg/ton ------------------------------------------ |
|||||
|
30-70 |
6.0 |
55-70 |
30-60 |
8-20 |
6-12 |
Oven cured tobacco
|
N |
P |
K |
Ca |
Mg |
S |
|---|---|---|---|---|---|
|
-------------------------------------- Kg/ton ------------------------------------------ |
|||||
|
30-35 |
6.0 |
55-70 |
30-60 |
8-20 |
6-12 |
Source: Kinoch: VOLHOUBARE LANDBOU, RSA. Processed by Frans Lourens, Haifa, RSA May, 1999.
Nutrient sufficiency ranges
(source: A & L, Agronomy Handbook, Ankerman & Large, Eds., 1991)
| Tobacco |
N |
S |
P |
K |
Mg |
Ca |
Na |
B |
Zn |
Mn |
Fe |
Cu |
Al |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
------------------------ % ------------------------- |
--------------- p.p.m --------------- | ||||||||||||
| From |
3.00 |
0.25 |
0.25 |
2.50 |
0.40 |
2.20 |
0.01 |
20 |
30 |
50 |
100 |
9 |
20 |
| To |
5.00 |
0.80 |
0.60 |
5.00 |
0.80 |
4.00 |
0.10 |
40 |
50 |
200 |
250 |
30 |
200 |
Tobacco – Mineral analysis values
|
Leaves |
||
|---|---|---|
|
Nutrient |
Average value |
Critical level |
|
(%) |
||
|
N |
3.90 |
2.00 |
|
S |
0.70 |
0.32 |
|
P |
0.55 |
0.24 |
|
K |
3.80 |
2.10 |
|
Mg |
0.85 |
0.37 |
|
Ca |
3.20 |
1.70 |
|
Na |
0.10 |
|
|
(ppm) |
||
|
Fe |
200 |
|
|
Al |
125 |
|
|
Mn |
190 |
35 |
|
B |
31 |
16 |
|
Cu |
15 |
5 |
|
Zn |
36 |
18 |
|
Mo |
1.1 |
|
Need more information about growing tobacco? You can always return to the tobacco fertilizer .
