Micronutrients in Soils and Crops Nutrient Soil Content(kg/ha) Corn Removal (kg/ha) Boron (B) 22-225 0.07 Copper (Cu) 2-450 0.06 Iron(Fe) 11,200-224,000 0.12 Manganese(Mn) 112-11.200 0.09 Molybdenum (Mo) 1-8 0.03 inc(Zn) 22-675 0.17Nutrient Soil Content (kg/ha) Corn Removal (kg/ha) Boron (B) 22-225 0.07 Copper (Cu) 2-450 0.06 Iron (Fe) 11,200 – 224,000 0.12 Manganese (Mn) 112-11,200 0.09 Molybdenum (Mo) 1-8 0.03 Zinc (Zn) 22-675 0.17 Micronutrients in Soils and Crops