|
PHOSPHORITE FLOUR
All-Union State Standard 5716-74. ó sort
Ecologically appropriate product, made by the enrichment procedure of Egorievskoye field. Looks like atomized dried taupe powder. It has good flowability, hygroscopic property, does not become compressed, and its physical properties do not change.
PHOSPHORITE FLOUR - is a mineral fertilizer reduces the doze of harmful for plants and microorganisms acidity of soil, that is why it is very useful for acid, sod-podzol soil and for the leached black earth.
PHOSPHORITE FLOUR - increases crop facility, immunity of plants, sugar level in edible root and level of starch in tubers, ensures high level of protein in corns.
PHOSPHORITE FLOUR - is well mixed with organic fertilizers (dung, compost etc.), increases their effectiveness and soil fertility, does not wash out of the soil during 5-7 years, that is why there is no necessity in additional fluorine-containing fertilizers. Phosphorite flour is put under the ploughing in 1-3 tones/hectare, depending on the stock-out level of phosphorus and acidity level of soil. Dosages are enough for 5-7 years, and during this time you do not need to use additional dosages of phosphorite fertilizers and deoxidizers. It means that this fertilizer pays for itself in 1-2 seasons thanks to the crop increase.
Phosphorite flour is produced in accordance with All-Union State standard 5716-74, it can be put into the soil or used for the production of complex mineral fertilizers.
It is not toxic, not dangerously explosive, does not become compressed, and its excess is not harmful for plants. Rate of application is 3,0-4,0 kg for 1 hundred part before tillage in spring or autumn.
PHOSPHORITE FLOUR
'GOP' company
(Ore mining and processing plant)
Mineral composition |
| Phosphate |
64,0% |
| Glauconite and hydromica |
22,0% |
| Quartz |
7,0% |
| Tiff |
0,7% |
| Siderite |
2,0% |
| Pyrite É hydrate Fe |
3,5% |
| Gypsum and other sulphates |
0,7% |
| Other |
0,1% |
| |
|
Chemistry |
| P2O5 |
19,5% |
| CaO |
32,8% |
| MgO |
1,4% |
| Fe2O3 |
8,5% |
| Al2O3 |
2,4% |
| F |
2,3% |
| CO2 |
4,0% |
| K2O+Na2O |
3,0% |
| SiO2 |
18,0% |
| SO3 |
3,75% |
| |
|
Fraction of total mass of humidity is not more than 1,5%.
Oversize ? 018ë (All-union State Standard 6613-86) not more than 10%
|