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生态学杂志 ›› 1995, Vol. ›› Issue (3): 10-14.

• 研究报告 • 上一篇    下一篇

东北高寒地区麦田土壤动物数量的季节变化与环境因素关系的研究

苏永春, 张崇邦, 勾影波   

  1. 黑龙江省克山师范专科学校, 161601
  • 收稿日期:1994-08-15 出版日期:1995-06-10

Relationship Between seasonal Quantitative Variation of Soil Animals in Wheat Field and Environmental Factors in Northeast Heavy Frigid Region of China

Su Yongchun , Zhang Chongbang, Gou Yingbo   

  1. Biology Department of Keshan Normal College, Heilongjiang Province 161601
  • Received:1994-08-15 Online:1995-06-10

关键词: 水杨酸甲酯, 麦-油间作, 麦长管蚜, 自然天敌, 时序动态, 生物控制指数

Abstract: This study was made from April to September,1993.4492 specimen of soil animals were collect-ed,which belong to 3 families,5 genera and 13 species. Among them,Acarina,Collembola andNemetoda are dominant.The relationship between seasonal quantitative variation of soil animalsand 9 environmental factors are studied,and primary and secondary factors influencing this varia-tion are sought out through grey connected analysis.

Key words: methyl salicylate, wheat-oilseed rape intercropping, Sitobion avenae, natural enemy, temporal dynamics, biological control index (BCI).