សារធាតុ​ចិញ្ចឹម​រុក្ខជាតិ

Essential plant nutrients are elements that plants need for proper growth. Sixteen

elements are considered essential nutrients for plants. These are carbon (C), oxygen

(O), hydrogen (H), nitrogen (N), phosphorus (P), potassium (K), calcium (Ca),

magnesium (Mg), sulfur (S), iron (Fe), manganese (Mn), zinc (Zn), copper (Cu),

boron (B), molybdenum (Mo) and chlorine (Cl).