Sulfur content:
A. Apply when sulfur content is less than 10 ppm.
B. Sulfur dosage according to % soil organic matter:
<2% of soil organic matter apply, 300-400 Kg / ha of Kalcium P10.
2-3% of soil organic matter apply 200-300 Kg / ha of Kalcium P10.
> 3% of soil organic matter apply 75-150 Kg / ha of Kalcium P10
C. Dosage according to soil calcium levels:
Very low calcium levels, use 350 to 500 Kg / ha
Low calcium levels, use 200 to 300 Kg / ha
Medium calcium levels, use 100 Kg / ha