controlled burn; prescribed fire; field burning
Specifically refers to fires set intentionally in early spring to clear dead grass and promote new growth. A traditional agricultural practice.
In spring, controlled burns can be seen here and there.
wildfire; bush fire; grass fire
General term for an uncontrolled fire spreading through fields, bush, or grassland. Not limited to spring or agricultural use.
Dry weather continues, and the risk of wildfires is increasing.
Compound of 野 (field) and 火 (fire). The reading のび is a native Japanese reading (kun'yomi).