1) A substantial saving in seed material is made when ‘bud chip settlings’ are raised in a nursery and transplanted in the main field.
2) When direct planting of setts is done, the germination percentage is better with single-budded setts as compared to setts with many buds.
3) If bad weather conditions prevail when setts are directly planted, single-budded setts have better survival as compared to large setts.
4) Sugarcane can be cultivated using settlings prepared from tissue culture.
Which of the statements given above is/are correct?