氮肥管理对小麦产量和氮肥利用效率的影响
李升东, 王法宏, 司纪升, 张宾, 孔令安, 冯波
EFFECTS OF NITROGEN APPLICATION PATTERNS ON YIELDS OF WINTER WHEAT AND NITROGEN USE EFFICIENCY
LI Sheng-dong, WANG Fa-hong, SI JI-sheng, ZHANG Bin, KONG Ling-an, FENG Bo
J4 . 2012, (2): 403 -407 .  DOI: 10.11869/hnxb.2012.02.0403