早播及耕作措施对黄土高原半干旱区春小麦土壤氮磷元素的影响
刘帅楠,李广,宋良翠,袁建钰,谢明君,魏星星
Effects of early sowing and tillage measures on nitrogen and phosphorus in the soil supporting spring wheat in the semi-arid area of the Loess Plateau
LIU Shuainan,LI Guang,SONG Liangcui,YUAN Jianyu,XIE Mingjun,WEI Xingxing
干旱区研究 . 2021, (5): 1367 -1375 .  DOI: 10.13866/j.azr.2021.05.18