Excessive use of which ofthe following fertilizers may be responsible for the presence of a toxic substance in groundwater?

Question:
Excessive use of which ofthe following fertilizers may be responsible for the presence of a toxic substance in groundwater?

1.Nitrogen

2.Phosphate only

3.Potassium only

4.Phosphate and potassium

Posted Date:-2021-07-01 19:33:30


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