100% water soluble NPK 15-15-15 powder fertilizer WSF refers to liquid or solid fertilizers that are dissolved or diluted with water and used for irrigation, fertilization, soilless cultivation, dipping, impregnating roots and other liquid or solid fertilizers. Water-soluble fertilizers can quickly dissolve in water and are more easily absorbed by crops, and their absorption rate can reach 80%-90%,which can solve the rapid growth of crop nutrient requirements, especially in areas with sprinkler irrigation and drip irrigation facilities, and save fertilizer and water.
WSF NPK 15-15-15 content data:
Total Nitrogen: 15%
Available P2O5: 15%
K2O: 15%
Moisture: 2% Max
Standard: according to destination port policy
Advantage:
● 100% water soluble ,without residue after dissolution
● sufficient nutrients, containing a variety of nutrients
● No pollution fertilizer
● the humic acid contained can improve the pH imbalance of the soil
METHODS AND RATES OF APPLICATION:
|
Crop types |
Mode of use |
Dose(kg/ha) |
|
Grapes |
2-3 applications |
300 |
|
Roses ,flowers |
2-4 weeks/time |
200 |
|
Artichoke |
2-3 applications |
200 |
|
Strawberry |
2-4 weeks/time |
200 |
|
Kiwi |
2-3 applications |
250 |
|
Olive |
2-3 applications |
300 |
|
Fruits :citrus,... |
2-3 applications |
300 |
|
Vegetable crops in open field |
In multiple applications |
250 |
|
Asparagus |
From two years in Fall |
250 |
|
Endive |
2-4 weeks/time |
200 |
|
Eggplant |
After fruit set in 2 applications |
250 |
|
Pepper |
After fruit set in 2 applications |
250 |
|
Maize |
Localized sowing |
250 |
|
Sugar beet |
2-3 applications |
200 |
|
Potato |
2-3 applications |
300 |
|
Tomato |
2-4 weeks/time |
200 |
|
Tabacco |
2-4 weeks/time |
250 |
|
Paddy |
In multiple applications |
200-300 |
|
Rubber,Coffee,Pepper |
After fruit set in 2 applications |
200-300 |
Fertilization method:
It can irrigate the soil, let the root of the plant fully contact with the fertilizer, and absorbed all kinds of nutrients; The fertilizer can be sprayed on the leaf surface and enter into the plant through the leaf stomata to improve the fertilizer absorption and utilization rate. Drip irrigation and soilless cultivation can save irrigation water and improve labor production efficiency.

Caution:
Second dilution method should be used instead of direct application. Avoid burning seedlings and damaging roots.
Strictly control the amount of fertilizer.Because the NPK fertilizer 15-15-15 powder is fast-acting fertilizer ,it is difficult to survive in the soil for a long time .
Try to use alone or mixed with non alkaline pesticides.
Storage:
Avoid frost and excessively high temperatures.
Avoid large temperature fluctuations during storage.
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