Question
Which of the following statements about tillage are correct? (
- A Tillage operation in which nearly 30% crop residues are left on the soil surface is called conventional tillage (
- B An open trench left in between two adjacent strips of land after finishing ploughing is called dead furrow (
- C Jethro Tull was known as father of tillage (
- D Conservation tillage has mitigation effect on climate change Choose the correct answer from the options given below.
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