Blended controlled-release nitrogen fertilizer with straw returning improved soil nitrogen availability, soil microbial community, and root morphology of wheat

Ruochen Li, Yongxiang Gao, Qi Chen, Zeli Li, Feng Gao, Qingmin Meng, Taige Li, Anran Liu, Qin Wang, Liang Wu, Yong Wang, Zhiguang Liu, Min Zhang