砂质潮土冬小麦对氮肥的利用与氮素平衡
寇长林,徐建生,王恒宇
THE NITROGEN FERTILIZER UTILIZATION AND NITROGEN BALANCE BY WINTER WHEAT IN SANDY SOIL
KOU Chang-lin1 XU Jian-sheng2 WANG Heng-yu1(1.Soil and fertilizer Institute,Henan Academy of Agricultural Sciences,Zhengzhou,Henan province 450002; 2.Popularizing Center of Agricultural Technique of Fugou County,461300)
J4 . 2003, (06): 476 -480 .  DOI: 10.11869/hnxb.2003.06.0476