Acta Agrestia Sinica
Study on the Changes of Grassland Productivity in the Third Year of Mixed Sowing in Bashang Area of Northwest of Hebei
DU Jun-ying, LI Xing-yang, YANG Li, SONG Lian-zhao, ZHOU Zhi-ming, LI Jun, XUE Zhu-lin, LIU Gui-he
Acta Agrestia Sinica . 2022, (7): 1855 -1861 .  DOI: 10.11733/j.issn.1007-0435.2022.07.028