TY - Acta Agronomica Sinica A1 - PU Shao-Jing;JIN Wen-Lin;BAI Qiong-Yan;ZHANG Lian-Ping;CHEN Li-Jun;ZHAO Bo;ZHONG Lian-Quan T1 - Sampling Method on Grain Yield Evaluation Based on Maize Regional Trials Y1 - 2008-06-12 JF - Acta Agronomica Sinica JO - Acta Agronomica Sinica SP - 991 EP - 998 VL - 34 IS - 06 UR - https://zwxb.chinacrops.org N1 - 10.3724/SP.J.1006.2008.00991 ER -