TY - Acta Prataculturae Sinica A1 - Bin WANG, Yu-qi YANG, Man-you LI, Wang NI, Yi-rui HAI, Shun-xiang ZHANG, Xiu DONG, Jian LAN T1 - The effect of sowing rate and row spacing on the yield and quality of alfalfa in the Ningxia Yellow River irrigation area Y1 - 2022-02-20 JF - Acta Prataculturae Sinica JO - Acta Prataculturae Sinica SP - 147 EP - 158 VL - 31 IS - 2 UR - http://cyxb.magtech.com.cn N1 - 10.11686/cyxb2021236 ER -