用~(15)N示踪技术研究高产小麦、玉米的施氮规律
茹德平,赵彩霞,李习军,李青松,赵治军
STUDIES ON UTILIZATION OF NITROGEN BY WHEAT AND MAIZE WITH 15 N TRACER METHOD
RU De-ping 1 ZHAO Cai-xia 1 LI Xi-jun 1 LI Qing-song 2 ZHAO Zhi-jun 1(1.Agricultural Institute of Xinxiang City, Xinxiang, Henan,453003; Henan Agricultural University, Zhengzhou, Henan,452002)
J4 . 2005, (02): 151 -154 .  DOI: 10.11869/hnxb.2005.02.0151