disk harrow
Học thuậtThân thiện
Definition
Noun A farm implement used for soil cultivation. It consists of a series of sharp, concave metal disks mounted on a common axle at an angle. When pulled by a tractor, the rotating disks cut through, break up, and smooth the soil, preparing it for planting.
Usage
The term "disk harrow" is used to describe the specific piece of agricultural equipment. It is often compared to other harrow types, like spike or tine harrows. * The farmer attached the disk harrow to the tractor to prepare the field. * Using a disk harrow helps to incorporate crop residue into the soil. * For breaking up hard ground, a disk harrow is more effective than a spring-tooth harrow.
Advanced Usage
- As a verb (less common): The action of using this implement can be described as "to disk harrow" a field.
- We need to disk harrow the south acre before the rain comes.
Variants and Related Words
- Disk (also spelled Disc): The individual circular, concave, sharp-edged blade that is the primary working component of the harrow.
- Offset disk harrow: A type where two gangs of disks are set in such a way that they do not run in the same track, providing more thorough tillage.
- Harrow: The general category of implements used for breaking up and smoothing soil. A disk harrow is a type of harrow.
Synonyms
- Disc harrow (alternative spelling)
- Disk tiller (in some contexts, though a tiller often refers to a different, powered implement)
Related Phrases
- To run the disk(s): A common agricultural phrase meaning to operate a disk harrow over a field.
- After plowing, he spent the afternoon running the disks.
Noun
- a harrow with a series of disks set on edge at an angle