![]() |
Seaweed Organic FertilizerPrice:0.00 Hits:1303
Time:2019-08-08 13:09:09 |
---|
Main items | contents |
Alginic acid | ≥4.0% |
Organic matter | ≥45.0% |
N | 1.0-3.0% |
P | 1.0-3.0% |
K | 0.5-1.5% |
≥5.0% | |
Ca/Mg/S | ≥10% |
Microelements | ≥0.5% |
Moisture | ≤10% |
PH | 5.5-8.5 |
Appearance | Granular or Powder Type |
Test Item(s) | Method No. | Test Result |
Organic matter | AFS2101-1 | 53.9% |
N | AFS2110-1 | 3.5% |
P | AFS2120-1 | 1.5% |
K | AFS2130-1 | 1.0% |
As | AFS2290-1 | 17.5 mg/kg |
Hg | AFS2292-1 | <0.1 mg/kg |
Cd | AFS2293-1 | 8.9 mg/kg |
Cr6+ | AFS2294-1 | 34 mg/kg |
Cu | AFS2295-1 | 25 mg/kg |
Ni | AFS2296-1 | 15.5 mg/kg |
Pb | AFS2297-1 | 9 mg/kg |
Zn | AFS2298-1 | 102 mg/kg |
Application methods | Crop types | Fertilization period | Application rates | Interval |
Basal application | Fruit trees | Preplant period/after harvesting | 3-5kg/individual plant | One year |
Field crops | Preplant period | 600-1800kg/ha | One crop season | |
Land vegetables | Preplant period | 2400-3600kg/ha | One crop season | |
vegetables under structure | Preplant period | 4800-7200kg/ha | One crop season | |
Dressing | Fruit trees | After flowering/ fruit enlargement period/ mature period | 1-3kg/individual plant | No strict limits |
Field crops | After flowering | 120-150kg/ha | No strict limits | |
Land vegetables | Rosette stage/after fruiting | 600-900kg/ha | No strict limits | |
vegetables under structure | Rosette stage/after fruiting | 1200-1800kg/ha | No strict limits | |
Hole application | Field crops | Planting | 5-20g/hole | One crop season |
Vegetables | Planting | 10-30g/hole | One crop season | |
As base material | Seaweed organic fertilizer : Other base material=1:10, mixing well (After crushing will be better). |