| 哈尔滨高粱田中高粱蚜及几种天敌的田间动态 |
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| 引用本文： | 邵天玉,刘兴龙,王克勤.哈尔滨高粱田中高粱蚜及几种天敌的田间动态[J].吉林林学院学报,2014(2):258-260. |
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| 作者姓名： | 邵天玉 刘兴龙 王克勤 |
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| 作者单位： | 黑龙江省农业科学院植物保护研究所,黑龙江哈尔滨150086 |
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| 基金项目： | 黑龙江省农业科学院植物保护研究所项目. |
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| 摘 要： | 2012年、2013年采用定点法对黑龙江省哈尔滨市道外区民主乡试验地进行调查以了解高粱蚜及几种优势天敌的田间发生动态．结果表明：高粱蚜7月初开始危害高梁叶片，8月初种群数量达到高峰，9月初开始消退，成虫发生历期70～80d；龟纹瓢虫、异色瓢虫和中华草蛉的种群数量对高梁蚜虫有明显的跟随效应．
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| 关 键 词： | 高粱蚜 优势天敌 田间发生动态 |
Occurrence Dynamics of Longiunguis sacchari and Several Natural Enemies in Sorghum Field |
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| Authors: | SHAO Tian-yu LIU Xing-long WANG Ke-qin |
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| Institution: | (Plant Protection Institute ,Heilongfiang Academy of Agricultural Sciences ,Harbin 150086, China) |
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| Abstract: | To investigate the population dynamics of several superior natural enemies. The author used the fixed point method in Minzhu Village, Daowai District, Harbin, Heilongjiang province in 2012 and 2013. The results show that ： At the early July, Longiunguis sacchari adults start to harm plant＇ s leaves ; at the early August, the population has reached the peak;in the early September, insects begun to reduce, the adult happened during in 70 -80 days;The population of natural enemies Propylaea japonica, Chrysopa sinica showed obviously following effect to Longiunguis sacchari. |
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| Keywords: | Longiunguis sacchari superior natural enemy population dynamics |
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