不同时期氮肥施用量对一穴双株栽培模式下玉米产量的影响
赵娜, 郝云凤, 党久占, 冯君伟, 李晓红, 马俊, 宋剑君
Effects of the different stage of nitrogen fertilizer application on maize yield in cultural pattern of one hole double plants
ZHAO Na, HAO Yunfeng, DANG Jiuzhan, FENG Junwei, LI Xiaohong, MA Jun, SONG Jianjun
北方农业学报 . 2020, (1): 25 -29 .  DOI: 10.12190/j.issn.2096-1197.2020.01.05