(a) Name the tool used with a tractor for sowing seeds in a field.
(b) What are the advantages of using this tool?
(a) The tool used with a tractor for sowing seeds in a field at uniform distances is seed drill. Before the introduction of seed drill, the process was manual.
(b) The advantages of seed drill are:
- Seeds are sown at a uniform distance and depth to avoid over crowding.
- After sowing, seeds are covered by soil which prevent them from being eaten by birds.
- It saves time and labour.
- Improves the ratio of crop yield by as much as nine times.