玉/豆和玉/薯模式下玉米氮素吸收利用差异及氮肥调控效应
王小春1, 杨文钰1,*, 邓小燕1, 张群1, 雍太文1, 刘卫国1, 杨峰1, 毛树明2

Differences of Nitrogen Uptake and Utilization and Nitrogen Regulation Effects in Maize between Maize/Soybean and Maize/Sweet Potato Relay Intercropping Systems
WANG Xiao-Chun1, YANG Wen-Yu1,*, DENG Xiao-Yan1, ZHANG Qun1, YONG Tai-Wen1, LIU Wei-Guo1, YANG Feng1, MAO Shu-Ming2
图1 玉米成熟期植株各器官氮素分配四川雅安, 2011年 Fig. 1 Proportion of nitrogen accumulation in leaves, stems, and grains at maturity stage in Ya#cod#x02019;an 2011
同组数据上不同小写字母表示同主因素5%差异显著水平。Bars superscripted by different letters are significantly different at P 0.05. 图2 玉米成熟期植株各器官氮素分配四川射洪, 2011年
Fig. 2 Proportion of nitrogen accumulation in leaves, stems, and grains at maturity stage in Shehong 2011