Environmental Sciences, asked by 4251112320117, 4 months ago

Which of the following can retain the soil fertility for a prolongcd period? (1) Use of bio-fertilizer (2) Use of chemical fertilizer 3) Mechanized agriculture

Answers

Answered by hsoni4528

2

Answer:

2) Use of chemical fertilizer

Answered by GhotraKaur

1

Answer:

2)Use of chemical fertilizers

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