disk harrow

American  

noun

1. a harrow having a number of sharp-edged, concave disks set at such an angle that as the harrow is drawn along the ground they turn the soil, pulverize it, and destroy weeds.

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Etymology

Origin of disk harrow

First recorded in 1880–85

Example Sentences

See Examples For:

disk harrow

The disk harrow is also used extensively throughout the summer in maintaining a proper mulch.

From Dry-Farming : a System of Agriculture for Countries under a Low Rainfall by Widtsoe, John Andreas

Sometimes the disk harrow can be used to work up the soil in the orchard in the spring without any plowing at all, especially on loose loams where there are few stones.

From Apple Growing by Burritt, M. C.

When the plants grow rankly, it is not easy to bury them properly with the ordinary plow, but in such instances, if cut up with a disk harrow, the work is facilitated.

From Clovers and How to Grow Them by Shaw, Thomas

A cut-away or disk harrow should be used to mix the lime with the soil before any moisture causes it to cake.

From Crops and Methods for Soil Improvement by Agee, Alva

Both of these troubles may be avoided by cutting up the vines with a disk harrow or other implement before covering them.

From Agriculture for Beginners Revised Edition by Burkett, Charles William