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| 모습: | 검정색 구형 과립, 먼지 없음 | 과립 크기: | 4-6mm, 분쇄강도 12N min |
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| 휴믹 산 (건조 베이스): | 65% 민 | 산화 칼슘 (CAO): | 최소 8% |
| 산화마그네슘(MgO): | 최소 3% | pH(1% 현탁액): | 8.5-9.5 |
| CEC: | 380-420meq/100g | 수분: | 15% 맥스 |
| 응용 비율: | 기본 300-600 kg/ha, 최고 드레싱 150-200 kg/ha | ||
| 강조하다: | 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
담당자: Mr. Neal
전화 번호: +8618764169939
