100% water soluble humice acid NPK 15-5-30 fertilizer WSF is a quick acting manure in high concentration. It could meet the Nitrogen, Phosphorus and Potassium requirement of various crops and plants, using as base fertilizer, seed fertilizer and top application, especially in the drought, rainless area with deep placement. It could be widely used in vegetables, fruits, paddy rice and wheat, especially in deficient soil.It can give an excellent growth in all the stages of crop namely seedling stage, vegetative stage, reproductive stage and ripening stage.
WSF NPK 15-5-30 content data:
Total Nitrogen: 15%
Available P2O5: 5%
K2O: 30%
Moisture: 2%Max
Standard:according to destination port policy
Advantage:
● Content stable in the air, not easy to lose
● Continuous and long-lasting Nitrogen supply
● OEM addition, Flexible adding inorganic matter, Ca,Mg, and Te
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:
The fruit expansion period is very long. The first expansion of the fruit in half a month after the flower fades requires nitrogen to expand quickly. Use high-potassium types fertilizer, it can expand to the size of the little finger to enter the second expansion period and can suitable for any crop.

Storage:
Should store humic acid water soluble fertilizer from frost, light, and moisture and far away from heat&sunlight.
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