TY - 生态学杂志 A1 - T1 - Biodiversity of vespid wasps in spatial and temporal dimensions in northern Zanjan Province of Iran Y1 - 2008-05-10 00:00:00.0 JF - 生态学杂志 JO - 生态学杂志 SP - 797 EP - 802 VL - 27 IS - 05 UR - {http://www.cje.net.cn/CN/Y2008/V27/I05/797} N1 - ER -