Seed drill China, and later a seed drill by Jethro Tull that was influential in the growth of farming technology in recent centuries. Even for a century after Tull, hand sowing of grain remained common. In older methods of planting, a field is initially prepared with a plow to a series of linear cuts known as "furrows". The field is then seeded by throwing the seeds over the field, a method known as "manual broadcasting". The seeds may not be sown to the right depth nor the proper distance from one another. Seeds that land in the furrows have better protection from
Exhibition drill Exhibition drill Exhibition drill is a variant of drill that involves complex marching sequences which usually deviate from drill used in the course of ordinary parades. Teams performing exhibition drill are often affiliated with military units, but the scope of exhibition drill is not limited to military drill teams. Exhibition drill is often performed by Armed Forces Drill Teams, the drill teams at service academies and ROTC and JROTC units, and civilian drill teams that perform at parades, drill meets, and half-time shows and other public venues. The first documented performance of exhibition drill was performed by Hadji Cheriff and