Corn – is one of the main crops of Ukraine that has the biggest harvests. Corn protein contains essential amino acids for human body and has high starch content in corn.
Among cereals, corn has the highest removal rate and assimilation of microelements from soil. For the formation of 1 t of grains and appropriate amount of vegetative organs corn takes out from 1 ha of soil, kg/ha: N - 20-30, P2O5 - 8-10, K2O - 15-17, and 10 a lot of calcium, magnesium (Mg) - 6, sulfur (S) - 4-5, manganese (Mn) - 0,15, zinc (Zn) - 0,05-0,1, boron (B) - 0,01-0,02, molybdenum (Mo) - 0.01, iron (Fe) - 0,2 and other microelements.
Recommendations for conducting of foliar feeding of corn by complex fertilizers
«ROSTOK»
|
№ |
Phase of development |
Preparation |
Application rate, l/ha(tons) |
Value |
|
1 |
Seed treatment |
«ROSTOK» Corn |
3 |
Increasing quality of seed material (germination and vigor) and providing nutrients on the initial phases of growth and development. |
|
2 |
Phase 3-4 leaves |
«ROSTOK» Extra |
1 |
Strengthening of the root system, expansion of the leaf surface, increasing the resistance to diseases, adverse soil-climatic and anthropogenic conditions, increasing of harvesting. |
|
«ROSTOK» Zinc |
1 |
|||
|
3 |
Phase 6-8 leaves |
«ROSTOK» Corn |
2 |
Increasing the amount of harvest by increasing the weight of caryopsides, improving the quality of grain by securing them of necessary nutrients for protein and carbohydrate metabolism. |
|
«ROSTOK» Zinc |
1 |
Consumption rate of working solution is 200-300 l/ha.
It is advisable to combine feeding with the introduction of crop protection and urea (if necessary).
If necessary, it is recommended to use «ROSTOK» Zinc (1-2 l/ha)
The content of nutrients in fertilizers "«UAROSTOK»® and doses of entering are designed according to the needs of plants in the components during a period of growth and development.
The use of fertilizers «UAROSTOK»® promotes:
|
Microfertilizer |
Composition of microfertilizer, g/l |
||||||||||
|
N |
Р2О5 |
К2О |
MgO |
SО3 |
Fe |
Mn |
B |
Zn |
Cu |
Mo |
|
|
«ROSTOK» Corn |
80 |
- |
- |
42 |
26 |
4,2 |
4,2 |
2,2 |
22 |
1,5 |
0,1 |
|
«ROSTOK» Grain |
80 |
- |
- |
51 |
37 |
3,6 |
12 |
2 |
2 |
9 |
0,05 |
|
«ROSTOK» Extra |
100 |
300 |
100 |
20 |
55 |
- |
10 |
2 |
25 |
5 |
- |
|
«ROSTOK» Zinc |
- |
- |
- |
- |
- |
- |
- |
- |
100 |
- |
- |
Microfertilizers «UAROSTOK»® is non-toxic to humans and bees do not cause allergies and environmentally safe.