Which of the following is a natural inorganic fertiliser? (A) Chile salt petre (B) Oilcake (C) Gobar manure (D) None of these

Which of the following is a natural inorganic fertiliser?
(A) Chile salt petre
(B) Oilcake
(C) Gobar manure
(D) None of these
by

1 Answer

Answer :

(A) Chile salt petre
by

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