西北农林升杖大等 NORTHWEST A&F U时VERSITY Chapter 4 Wheat Pest Insects Wu Junxiang Junxw@nwsuaf.edu.cn 88888
1 Chapter 4 Wheat Pest Insects Wu Junxiang Junxw@nwsuaf.edu.cn
品北农林升枚大学 四ORTHW国T A&F UNIVERSITY 我国为害小麦的害虫有120多种，常发 性、灾害性的种类有： 地下害虫(Ground insect pest) 麦蚜(Wheat aphid) 小麦吸浆虫(heat blossom midge) 小麦害螨(Vheat mite) 888880
縉肉δ垓婀呺ⱘ垓玨鶫120籾△＄曰晶 狢┚♒垓狢ⱘ△ū鶫◇ 芭ャ垓玨′Ground insect pest ″ 呺㱰′Wheat aphid ″ 婀呺親D玨′Wheat blossom midge ″ 婀呺垓㵼′Wheat mite ″
西北农林升枚大学 NORTHWEST A&F U时VERSITY 次要害虫有： 麦秆蝇Oscinella frit Linne 小麦叶蜂Dolerus tritici Chu 麦潜蝇Agromyza ambigua Fallen 小麦皮蓟马Haplothips tritici Kurdjumov 麦茎谷蛾Ochseenchimerca taurella Schrank等 88880
尞㽕垓玨鶫◇ 呺⊖㴛Oscinella frit Linne 婀呺鐘㳖Dolerus tritici Chu 呺l㴛Agromyza ambigua Fallen 婀呺Ⲃ脘偀Haplothips tritici Kurdjumov 呺扑䈋㳒Ochseenchimerca taurella Schrankシ
品北农林升枚大学 NORTHW国图T A&F UNIV到RsIT型 §1 Wheat Aphids 12 species recorded Damage mainly wheat. They are all in Homoptera,Aphididae. 麦玩网长管蚜 888880
§1 Wheat Aphids 12 species recorded Damage mainly wheat. They are all in Homoptera, Aphididae
西北农林升枚大学 NORTHWEST A&F U时VERSITY 1.Common Species English grain aphid Macrosiphum avenae (abbr.EGA) Greenbug Schizaphis graminum Oat bird-cherry aphid Rhopalosiphum padi (abbr.OBA) 88888
English grain aphid Macrosiphum avenae (abbr. EGA) Greenbug Schizaphis graminum Oat bird-cherry aphid Rhopalosiphum padi (abbr. OBA) 1. Common Species
品北农林升款大等 NORTHWEST A&F UNIVERSIT型 English wheat aphid Macrosiphum avenae 888880
English wheat aphid Macrosiphum avenae
西批农林孔枚大学 Greenbug Schizaphis graminum 8888
Greenbug Schizaphis graminum
西北农林升枚大学 NORTHWEST A&F U时VERSITY 蛋特不存里写p3的5功中d1m4 Rhopalosiphum padi 88886
Rhopalosiphum padi
品北农林升枚大学 2.Distribution NORTHW国图T A&F UNIV到RsIT型 Macrosiphum avenae:All of the wheat growing areas in China;are the most destructive species of aphids. Schizaphis graminum:Distributed in northern areas,especially in Huabei and northwestern China. Rhopalosiphum padi:Dominant species in rainy and moist wheat growing areas. 8888
Macrosiphum avenae: All of the wheat growing areas in China; are the most destructive species of aphids. Schizaphis graminum: Distributed in northern areas, especially in Huabei and northwestern China. Rhopalosiphum padi: Dominant species in rainy and moist wheat growing areas. 2. Distribution