Soil Test Rating Chart for Available Nutrients

🧪 Soil Test Rating Chart for Available Nutrients

Nutrient	Low Level	Medium Level	High Level
Nitrogen (N)	< 250 kg/ha	250 – 500 kg/ha	> 500 kg/ha
Phosphorus (P)	< 20 kg/ha	20 – 50 kg/ha	> 50 kg/ha
Potassium (K)	< 125 kg/ha	125 – 300 kg/ha	> 300 kg/ha
Zinc / Copper (Zn / Cu)	< 0.5 ppm	0.5 – 1.0 ppm	> 1.0 ppm
Manganese (Mn)	< 1.0 ppm	1.0 – 3.0 ppm	> 3.0 ppm
Boron (B)	< 0.33 ppm	0.33 – 0.67 ppm	> 0.67 ppm
Organic Carbon (OC)	< 0.5 %	0.5 – 0.75 %	> 0.75 %