uniform reduction in rice acreage
A policy term referring to a government-mandated, across-the-board reduction in the area of land used for rice cultivation, typically to control supply and support prices.
The government implemented a uniform reduction in rice acreage to adjust rice production.
減反 is the general term for reduction of rice acreage; 一律減反 specifies that the reduction is applied uniformly across all farmers or regions.
Compound of 一律 (uniform, across-the-board) and 減反 (reduction in rice acreage). The exact historical origin is uncertain, but it is a technical term from Japanese agricultural policy.