| 红梨园果实采摘后害虫及天敌的组成与数量特征 |
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| 引用本文： | 刘霞,黄忆,况荣平.红梨园果实采摘后害虫及天敌的组成与数量特征[J].林业调查规划,2007,32(4):95-97. |
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| 作者姓名： | 刘霞 黄忆 况荣平 |
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| 作者单位： | 西南林学院保护生物学院,云南,昆明,650224;西南林学院保护生物学院,云南,昆明,650224;云南大学,云南,昆明,650091 |
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| 基金项目： | 瑞典国际发展合作署资助项目 |
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| 摘 要： | 2006年9～11月,在昆明市盘龙区松花乡红梨科技示范园中对红梨果实采摘后的主要害虫及天敌的组成与数量特征进行调查,发现害虫16种,天敌19种.梨蚜为主要害虫,瓢虫为主要天敌.分析了梨蚜与其主要天敌瓢虫的消长动态,表明天敌的发生与蚜虫密切相关,且有明显的时间和数量跟随关系.
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| 关 键 词： | 红梨 害虫 天敌 相对多度 丰富度 |
| 文章编号： | 1671-3168（2007）04-0095-03 |
| 修稿时间： | 2007-04-23 |
The Composition and Numerical Characteristics of Insect Pests and Their Natural Enemies of Red Pear Orchard after Fruit Harvest |
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| LIU Xia,HUANG Yi,KUANG Rong-ping.The Composition and Numerical Characteristics of Insect Pests and Their Natural Enemies of Red Pear Orchard after Fruit Harvest[J].Forest Inventory and Planning,2007,32(4):95-97. |
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| Authors: | LIU Xia HUANG Yi KUANG Rong-ping |
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| Institution: | 1. Faculty of Conservation Biology, Southwest Forestry College, Kunming 650224 Yunnan; 2. Yunnan University, Kunming 650091 Yunnan, China |
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| Abstract: | The survey on the composition and numerical characteristics of insects pests and their natural enemies had been done in scientific demonstration park of red pear in Songhua Township of Kunming city since September to November of 2006 after the fruit harvest. The result indicated that there were 16 species of insect pest including aphides and 19 species of natural enemy like ladybird. The analysis of the dynamic fluctuation between aphides and ladybirds showed an obvious follow relation in time and quantity and that the occurrence of natural enemy had very close relationship with aphides. |
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| Keywords: | red pear insect pest natural enemy relative dominance abundance |
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