Officials of agricultural guidance organs in the province intensify the organization and control to improve the soil fertility in each farm.

Institutions and industrial establishments in the province have supplied a large amount of urban manure to farms by arousing the enthusiasm for socialist emulation among units and individuals.

Kwail, Jaeryong and Kangryong counties introduced a method of producing fermented compost, proven effective and profitable in practice, to raise the fertility of farm fields.

Chongdan County has produced substitute mineral fertilizer, multi-nutrients for rice seedlings for farms.

Agricultural workers in Songhwa, Unchon and Anak counties are applying self-made fertilizer to farm fields, taking measures to drain water as required by the conditions of cold and damp land.

Haeju City and Sinwon and Unryul counties set it as their primary task to improve the fertility of soil and are carrying out a large-scale project through careful economic organization and by finding effective ways for land improvement.

Agricultural workers in Paechon County, too, secured a large amount of slaked lime to improve the farm land.