| 西宁地区小麦蚜虫与蚜茧蜂的种群数量消长初步研究 |
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| 引用本文： | 李宁,刚存武,邱丹. 西宁地区小麦蚜虫与蚜茧蜂的种群数量消长初步研究[J]. 青海师范大学学报(自然科学版), 2004, 0(2): 65-67 |
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| 作者姓名： | 李宁 刚存武 邱丹 |
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| 作者单位： | 1. 青海大学,农牧学院,青海,西宁,810003
2. 青海师范大学,生物系,青海,西宁,810008 |
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| 摘 要： | 西宁地区麦蚜有翅蚜产生的两个高峰分别在6月上中旬和7月中下旬，百茎蚜量分别为33和219头；三种麦蚜7月中旬达到高峰，其中麦二叉蚜发生量最大，其次为麦长管蚜，禾谷缢管蚜最少，百茎蚜量分别为8169头、5974头和248头。蚜茧蜂的发生在7月中旬达到高峰，百茎僵蚜量536头，但仍不足以控制麦蚜的危害。
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| 关 键 词： | 小麦蚜虫 种群消长 蚜茧蜂 |
| 文章编号： | 1001-7542(2004)02-0065-03 |
| 修稿时间： | 2003-11-20 |
The investigation that population''''s change about Aphid and Aphidiiae during wheat growing in Xining region |
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| LI Ning,GANG Cun-wu,QIU Dan. The investigation that population''''s change about Aphid and Aphidiiae during wheat growing in Xining region[J]. Journal of Qinghai Normal University(Natural Science Edition), 2004, 0(2): 65-67 |
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| Authors: | LI Ning GANG Cun-wu QIU Dan |
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| Abstract: | The summit of population of nerved wheat aphid in Xining district is respective at middle ten - day of June and at last ten - day of July, the Aphid amount per 100 stem is respective at 33 and 219; the summit population of three kind wheat aphid is at middle ten - day of July, in that, Schizaphis granarium is the highest, Macrosipham avenae is higher, the lowest is Rhopalosiphum padi Linnaeus. The population of Aphidiiae is the highest at middle ten - day of July, in this time, the mummy amount per 100 stem is 536, but this quantity is difficult to control the harms causing by wheat aphid. |
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| Keywords: | wheat Aphid population' s change Aphidiiae |
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