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作 者:闫香慧[1] 李玉杰[1] 李国锋[1] 郑发科[1]
机构地区:[1]西华师范大学生命科学学院,四川南充637002
出 处:《四川动物》2006年第1期107-109,共3页Sichuan Journal of Zoology
基 金:四川省重点学科建设项目(SZD0420)
摘 要:通过巴氏罐诱法及网捕法、目测法,对南充市4月份的麦田昆虫群落进行分层调查,结果显示地表昆虫5目14科30种,其中天敌昆虫1目2科5种;麦田中上层昆虫7目10科21种,其中天敌昆虫4目5科16种。调查表明南充市麦田昆虫种类较多,天敌昆虫种类丰富,不同种类天敌昆虫占据不同的生态位,各自发挥作用,应保护利用。Stratified investigation of insect communities in wheat field in spring was carried out in Nanchong, Sichuan by the methods of pit fall traps, observation and netting. The results indicated that there were 5 orders, 14 families, 30 species of insects on litter-layer including 1 order, 2 families, 5 species of natural enemies and 7 orders, 10 families, 21 species of insects in middle and upper stratum including 4 orders, 5 families, 16 species of natural enemies. The investigation showed that the quantity of insects and natural enemies in wheat field was very large. Different insects occupied different niche and played different operations. So these natural enemies should be protected for utilization.
分 类 号:S186[农业科学—农业基础科学]
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