“... properties and fertility of heavy metal-polluted farmlands after soil turn-over dilution and soil acid wash...”
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“... of physical and chemical characteristics after nutrient leaching from several agricultural soils in Taiwan...”
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“..., potassium , magnesium which make them suitable for the growth of crop and raise the soil...”
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“... is the resource using of biochemical mineral sludge and its applies to use in the farm act as organism fertilizer...”
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