Interpreting the Composition of Fertilizer Ingredient—–17 Nutrients Necessary for Plants
Essential microelements: carbon (C), hydrogen (H), oxygen (O), Nitrogen (N), phosphor (P) and kalium (K)
Essential secondary elements: magnesium (Mg), calcium (Ca), sulphur (S)
Essential trace elements: chlorine (Cl), ferrum (Fe), manganese (Mn), boron (B), zinc (Zn), copper (Cu), molybdenum (Mo) and nickel (Ni).
More than 70 mineral elements can be found in plants and nearly all elements of natural world can be found in plants. However, 17 elements are essential for plants’ normal growth and development, and they are irreplaceable. The 17 elements are involved directly in the plants’ metabolism, any lacked one of which will cause the plants unfinished life cycle and nutrient deficiency symptom. What’s more, no element can substitute for the lacked element’s function. Therefore, these 17 elements are called essential nutrient elements for plans. And the others are called non-essential nutrient elements.
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