The officials of the Provincial Rural Economy Committee set it as a goal to make tens of thousands of hectares of farm fields fertile before springtime and focus efforts on it.

They conduct well-knit organizational work to mobilize shovellers, trucks, tractors and other vehicles to soil improvement.

Finding themselves at a limestone mine, they solved the problems arising in mining ore production and nitro-lime kiln operation so as to boost the production of slaked lime necessary for reclaiming acid soil.

Farms in Yonan, Chongdan and Pyoksong counties are pushing ahead with the improvement of cold humid land in a bold way.

Those of Ongjin and Sinchon counties strive to improve acid soil.

Agricultural workers of other counties, too, apply various efficient methods to improving soil.