Planting Field CropsPlanting Field Crops

Chapter #11Chapter #11

What are the different ways to seed a crop?

What are the different ways to seed a crop?

• broadcast: spread on top of groundbroadcast: spread on top of ground• drill: seed in rows with a drilldrill: seed in rows with a drill• air seeder: seed in rows with an air air seeder: seed in rows with an air

seederseeder• row crop: plant in row 20-48row crop: plant in row 20-48

What functions does the drill do?

What functions does the drill do?

• prepare seedbedprepare seedbed• form furrowsform furrows• deposit seeddeposit seed• cover seedcover seed• pack seedbedpack seedbed• fertilizefertilize• herbicideherbicide

What are the parts of a drill?

What are the parts of a drill?

• seedbox: carries seedseedbox: carries seed• metering device: amount of seed metering device: amount of seed

deposited (adjust rate to deposited (adjust rate to moisture moisture in soil)in soil)

• furrow opener (seed boot): shovel or furrow opener (seed boot): shovel or diskdisk

• cover with soil (depth:seed size) cover with soil (depth:seed size) (uniform depth)(uniform depth)

• packer: press wheelspacker: press wheels• ground driven mechanismground driven mechanism

Row crop plantingRow crop planting

•lister or row crop planterlister or row crop planter• plant in rowsplant in rows• plant on ridges, irrigate in furrowsplant on ridges, irrigate in furrows

Broadcast seedingBroadcast seeding

•spread seed, cover with spread seed, cover with harrow or diskharrow or disk

• grassesgrasses• airplane when field is too wetairplane when field is too wet• poor control, loss to birdspoor control, loss to birds