Report copyright - Soil Therapy Report...2018/02/20 · Silicon 1952 ppm 1000-3000 ppm Boron 3.56 ppm 2-50 ppm Iron 16595 ppm 1000-50000 ppm Manganese 895 ppm200-2000 Copper 10.2 ppm20-50 Zinc 30.7
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