Biologically active granular fertilizer and its preparing process
A bioactive granular fertilizer is composed of the inner core containing powdered phosphorus ore, fermented wheat bran and Na-Mg brittern, the internal layer containing powdered weathered coal, fermented wheat bran, Na-Mg bittern and gypsum, and the external layer containing talc powder and bone glu...
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Sprache: | eng |
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Zusammenfassung: | A bioactive granular fertilizer is composed of the inner core containing powdered phosphorus ore, fermented wheat bran and Na-Mg brittern, the internal layer containing powdered weathered coal, fermented wheat bran, Na-Mg bittern and gypsum, and the external layer containing talc powder and bone glue. Its advantages include high and durable fertility, and improving soil. |
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