中国东北地区大豆主要食叶性害虫种类分析

2005～2007年,对大豆食叶性害虫种类开展了系统调查。共发现5目、15科、29种害虫。大豆蚜Aphisglycines Matsumura、茄无网长管蚜Acythosiphon solani(Kaltenbach)、豆黄蓟马Thrips nigropilosus Uzel、二条叶甲成虫Monolepta nigrobilineata(Motsch.)、双斑萤叶甲成虫Monolepta hieroglyphica(Motsch.)、大造桥虫Ascotis selenaria Schiffermüller et Denis幼虫及豆卜馍夜蛾Bomolocha tristalis Lederer幼虫为主要食叶性害虫。其中,大豆蚜、茄无网长管蚜田间发生较早,6月上旬已有发生;大造桥虫幼虫、豆卜馍夜蛾幼虫发生较晚,6月下旬后田间始见发生。豆黄蓟马成虫危害期为6月上旬至9月上旬,若虫危害期为6月中旬至8月下旬。二条叶甲成虫的危害期为6月上旬至9月下旬,双斑萤叶甲成虫发生期为7月上旬至9月上旬。

A study on leaf-feeding pest species in soybean in Northeast China

A field survey of leaf-eating pests in soybean crops was conducted from 2005 to 2007,in Harbin,Heilongjiang Province.Altogether twenty-nine species of pests were found with Aphis glycines Matsumura,Acyrthosiphon solani（Kalrenbach）,Thrips nigropilosus Uzel,Monolepta nigrobilineata（Motsch.）,Monolepta hieroglyphica（Motsch.）,Ascotis selenaria Schiffermüller et Denis,Bomolocha tristalis Lederer the dominant species.A.glycines and A.solani occurred in fields in early June but A.selenaria larvae and B.tristalis larvae both occurred in late June.T.nigropilosus adults occurred from early June to early September and nymphs from mid-June to late August.M.nigrobilineata adults were found from early June to late September,and M.hieroglyphica adults were found from early July to early September.