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Division 1 A compound solid inorganic macronutrient fertiliser shall have a declared content of:

United Kingdom

Original text. Later amendments are not shown.

  1. (a)

    more than one primary macronutrient (nitrogen (N), phosphorus (P), potassium (K)), or

  2. (b)

    more than one secondary macronutrient (calcium (Ca), magnesium (Mg), sodium (Na), sulphur (S)) and no primary macronutrient (nitrogen (N), phosphorus (P), potassium (K)).