Please enter chemical data. If you don't have the data, leave the text boxs blank.

ChemicalAmount
Total Kjeldahl Nitrogen (TKN)  
Phosphorus (P)  
Potassium (K)  
Sulfur (S)  
Calcium (Ca)  
Magnesium (Mg)  
Sodium (Na)  
Zinc (Zn)  
Manganese (Mn)  
Copper (Cu)  
Iron (Fe)  
Boron (B)