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Détails sur le produit:
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| Apparence: | Granulé sphérique noir, sans poussière | Taille de granule: | 4-6 mm, résistance à l'écrasement 12N min |
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| Acide humique (base sèche): | Minute de 65% | Oxyde de calcium (CAO): | 8 % min |
| Oxyde de magnésium (MgO): | 3% en moins | pH (suspension à 1 %): | 8,5-9,5 |
| CEC: | 380-420 méq/100g | Humidité: | 15% maximum |
| Taux d'application: | 300-600 kg/ha de base, 150-200 kg/ha de top dressing | ||
| Mettre en évidence: | Acid Sulfate Soil Humic Granules,Calcium Magnesium Enriched Leonardite,Mekong Delta Rice Paddy Amendment |
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We build this granule for one specific field problem: rice land in the Mekong Delta where the subsoil turns bright yellow at 40cm and the pH of the standing water sits between 3.5 and 4.5 after the first flush of the dry season. In that condition aluminium becomes mobile, phosphate is locked onto iron and aluminium oxides, and no amount of urea or DAP rescues a thin crop. Our answer is a 4-6mm leonardite granule carrying 65% humic acid together with calcium and magnesium, so
Personne à contacter: Mr. Neal
Téléphone: +8618764169939