Business and Commerce
| Wed 25 Feb 2026
Beijing, Feb. 26 -- Changchun University has submitted a patent application for Process for Returning Straw to Field in Full Amount. Xie Xiuhong, Li Yuqing, Wang Zhen, Li Dezhong, Yu Yanming, Zhang Ying, Li Zhenjun, Yu Yanfen, Fei Lingyun, Liu Qian, Ming Long, Liu Tiansheng, Tian Han, Diao Xuewei, Jiang Yan and Wang Ziyuan devel..