施氮量对不同种植密度夏玉米产量和氮素吸收利用的影响
张美微, 刘京宝, 乔江方, 李川, 黄璐, 张盼盼, 赵霞, 李萍
Effects of Nitrogen Fertilizer Application on Yield and Nitrogen  Uptake and Utilization of Summer Maize with Different Planting Densities
ZHANG Meiwei, LIU Jingbao, QIAO Jiangfang, LI Chuan, HUANG Lu, ZHANG Panpan, ZHAO Xia, LI Ping
河南农业科学 . 2020, (5): 55 -62 .  DOI: 10.15933/j.cnki.1004-3268.2020.05.006