Parts of furrow opener

a) Shovel – It is made of carbon steel having carbon content of 0.5 per cent and a minimum thickness of 4.0 mm.

b) Seed tube – It is a tube which carries the seeds from the metering device to the boot. Seed tubes are provided at the lowest lines through suitable boots and furrow openers. The minimum diameter of seed tube is 25 mm.

c) Boot – It is a part of the sowing machine which conveys the seeds or fertilizers from the delivery tube to the furrow. It is bolted or welded to the tine.