Study on the application effect and suitable substitution ratio of organic fertilizer for chemical fertilizer for sunflower in the Hetao Irrigation Area
DUAN Yu, ZHANG Tingting, CAO Jufeng, HAO Yunfeng, ZHANG Jun, AN Hao, LIANG Junmei
Journal of Northern Agriculture . 2022, (4): 67 -73 .  DOI: 10.12190/j.issn.2096-1197.2022.04.10