Cao Siqi co-leads the Global Times China desk. She covers Chinese politics, laws, environment and social issues.
Black soil for planting corn Photo: Liu Zihe Excavator Mini
Areas of corn plantation in Lishu county, Northeast China's Jilin Province Photo: Liu Zihe
Black soil specimens exhibited at the Chinese Black Soil Museum in Lishu county, Northeast China's Jilin Province Photo: Liu Zihe
Corn root length with full straw returning (above) increases by about 20 percent compared with that of traditional cultivation method. Photo: Liu Zihe
Corn root length with full straw returning (above) increases by about 20 percent compared with that of traditional cultivation method. Photo: Liu Zihe
C-160 160kgs Plate Compactor Wang Guiman, director of Agricultural Technology Promotion Station in Lishu county Photo: Yang Yuqian