John Deere Airseeder with Knife Points and Ganged Press Wheels

John Deere airseeder using knife pints and ganged press wheels on 300 mm row spacing travelling at 8 km/hr sowing wheat into canola stubble at Rand NSW, May 2012

John Deere tyne

Winged knife point to obtain culitvation below the sowing depth and lateral fracturing.

Soil surface before sowing

Soil surface before sowing.

Soil surface after sowing

Soil surface after sowing.  Note soil throw, width of sowing furrow and press wheel action.

JD establishment

Crop establishment