| 枣树萌芽展叶期害虫与天敌关系的研究 |
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| 引用本文： | 刘长海,骆有庆.枣树萌芽展叶期害虫与天敌关系的研究[J].西北林学院学报,2006,21(5):139-142. |
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| 作者姓名： | 刘长海 骆有庆 |
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| 作者单位： | 1. 北京林业大学,省部共建森林培育与保育教育部重点实验室,北京,100083;延安大学,生命科学学院,陕西,延安,716000
2. 北京林业大学,省部共建森林培育与保育教育部重点实验室,北京,100083 |
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| 基金项目： | 陕西省重点实验室基金;延安大学校科研和教改项目 |
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| 摘 要： | 对延安枣树萌芽展叶期的主要害虫与天敌进行初步调查,发现害虫27种,分属于4目20科;天敌13种,分属于2纲4目7科。延安枣树萌芽展叶期的主要害虫有5种:红缘天牛(A sias ha lo-d end ri)、枣飞象(S cy thropus yasum atsu i)、枣叶虫(C ryp tocepha lus sp.)、枣镰翅小卷蛾(Ancy lis(Anchy lop era)sativa)、枣瘿蚊(Contarin ia sp.),其中红缘天牛最多,已成为危害枣树的优势种。对于天敌方面,主要以捕食性的瓢虫类和食虫蜘蛛为主,其中七星瓢虫(Coccinella sep tempunctata)最多。
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| 关 键 词： | 枣树 萌芽展叶期 害虫 天敌 |
| 文章编号： | 1001-7461（2006）05-0139-04 |
| 收稿时间： | 2006-04-25 |
| 修稿时间： | 2006-05-22 |
An Investigation on Pests and Natural Enemies from Germination to Frondescent of Jujube |
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| LIU Chang-hai,LUO You-qing.An Investigation on Pests and Natural Enemies from Germination to Frondescent of Jujube[J].Journal of Northwest Forestry University,2006,21(5):139-142. |
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| Authors: | LIU Chang-hai LUO You-qing |
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| Abstract: | The preliminary investigation on pests and natural enemies occurred in jujube trees from sprouting to frondescing in Yan'an was carried out between April and May.27 species of pests were found,belonging to 3 order and 6 families.The results showed that the main pests were 5 species: Asias halodendri,Scythropus yasumatsui,Cryptocephalus,Ancylis sativa,Contaria,in which A.halodendri was the dominant one.The main natural enemies were predatory Coccinella and Araneida,in which the C.septempunctata was the dominant species. |
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| Keywords: | jujube germination-frondesce stage pest natural enemies |
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