Find out what are the fertilizers that will give you the best results, regarding the different growing medium
I. Growing method: greenhouses / tunnels, on soil.
Plant density: 40,000-42,000 / Ha.
Expected yield: 50-70 Ton/Ha, depending on variety.
|
Macronutrients uptake (Kg/Ha) |
||||
|---|---|---|---|---|
|
N |
P2O5 |
K2O |
CaO |
MgO |
|
200-300 |
150-200 |
350-500 |
180-200 |
80-100 |
Nutrition recommendation
Base dressing:
|
N |
AS* |
P2O5 |
K2O |
MKP** |
|---|---|---|---|---|
|
Kg/Ha |
Kg/Ha |
Kg/Ha |
||
|
63 |
300 |
180 |
120 |
350 |
* AS = Ammonium Sulphate
** MKP = Mono-Potassium Phosphate (0-52-34), is the source of P2O5 and K2O
Top-dressing: by fertigation by growth stage
|
Growth stage |
Nutrition requirement (Kg/Ha/day) |
Recommended fertilizer (Kg/Ha/day) |
||||||
|---|---|---|---|---|---|---|---|---|
|
N |
P2O5 |
K2O |
Poly-Feed* |
AN |
MKP* |
|||
|
1st two weeks |
1 |
1 |
1 |
5.5 |
2 |
|||
| 1st two weeks - flowering |
1 |
3.5 |
2.2 |
3 |
6.5 |
|||
| flowering - fruit-set |
1 |
3.5 |
2.2 |
3 |
6.5 |
|||
| fruit-set - harvest |
2.5-3 |
2.3 |
3.2 |
7 |
3.2 |
3.5-4 |
||
Poly-Feed* = 19-19-19
Multi-K* = Potassium nitrate (13-0-46)
Haifa MAP* = Mono-Ammonium Phosphate (12-61-0)
* MKP = Mono-Potassium Phosphate (0-52-34)
growing medium
II. Growing medium: Open field.
Soil type: Light soil.
Plant population: 30,000-35,000 Plants/Ha.
Expected yield: 80-100 T/Ha.
Recommended average rates of nutrients for open field peppers
|
N |
P2O5 |
K2O |
|---|---|---|
|
---------------- Kg/Ha ----------------- |
||
|
150 |
100-120 |
180-200 |
A. Base-Dressing
The rates are based on the assumption that 10% of the N and K and the total amount of P2O5 will be applied as base-dressing.
|
Nutrient requirements Kg/Ha |
Recommended fertilizers Kg/Ha |
||||
|---|---|---|---|---|---|
|
N |
P2O5 |
K2O |
Multi-K |
SSP |
AN |
|
15-20 |
100-120 |
18-20 |
40-43 |
526-630 |
30-42 |
B.Side-Dressing
|
Growth stage |
Nutrient requirements Kg/Ha |
Recommended fertilizers Kg/Ha |
||
|---|---|---|---|---|
|
N |
K2O |
Multi-K |
AN |
|
| Germin. Flowering |
25-30 |
45-50 |
100-110 |
35-46 |
| Flowering - Fruit set |
30-40 |
45-50 |
100-110 |
50-75 |
| Fruit set - 1st harvest |
40-50 |
36-40 |
80-85 |
90-114 |
| 2nd and 3rd harvest |
40-50 |
36-40 |
80-85 |
90-114 |
| Total |
135-170 |
162-180 |
360-390 |
265-349 |
At least 50% of the total N should be NO3-N
AN = Ammonium Nitrate (34%N)
SSP= Single Super Phosphate (19% P2O5)
Plant analysis guide
Nutrient sufficiency ranges (source: A & L, Agronomy Handbook, Ankerman & Large Eds.)
| Pepper |
N |
S |
P |
K |
Mg |
Ca |
Na |
B |
Zn |
Mn |
Fe |
Cu |
Al |
Mo |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
------------------------ % ------------------------- |
--------------- p.p.m --------------- | |||||||||||||
| From |
3.00 |
0.30 |
0.40 |
4.00 |
0.50 |
0.75 |
0.01 |
30 |
30 |
60 |
100 |
15 |
50 |
|
| To |
6.00 |
0.60 |
0.80 |
6.50 |
1.00 |
2.50 |
0.50 |
75 |
60 |
200 |
250 |
50 |
200 |
|
* Plant part to sample:
|
Peppers, chili |
Peppers, sweet |
|||
|---|---|---|---|---|
|
Time of Sampling: |
Early growth |
Early fruit set |
Early growth |
Early fruit set |
| Plant part: | Petiole of young mature leaf | Petiole of young mature leaf | Petiole of young mature leaf | Petiole of young mature leaf |
Plant tissue sampling procedures (Chili, sweet):
| Stage of growth | Plant part |
|---|---|
| At midgrowth | Young mature leaf |
Peppers – Mineral analysis values
|
Leaves and petioles |
|||
|---|---|---|---|
|
Nutrient |
Average value |
Nutrient |
Average value |
|
(%) |
(ppm) |
||
|
N |
4.00 |
Fe |
245 |
|
S |
0.55 |
Al |
150 |
|
P |
0.52 |
Mn |
115 |
|
K |
5.80 |
B |
46 |
|
Mg |
0.56 |
Cu |
17 |
|
Ca |
1.50 |
Zn |
43 |
|
Na |
0.10 |
Mo |
|
