赵丹阳,秦长生*,徐金柱,廖仿炎,揭育泽,2016,肉桂双瓣卷蛾发生期预测与幼虫空间分布型研究[J].环境昆虫学报,(6):1262-1268 |
肉桂双瓣卷蛾发生期预测与幼虫空间分布型研究 |
Larvae spatial distribution pattern and the population predication of Polylopha cassiicola |
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DOI: |
中文关键词: 肉桂双瓣卷蛾 预测预报 空间分布型 |
英文关键词:Polylopha cassiicola predication spatial distribution pattern |
基金项目:广东省林业科技创新专项资金项目(2013KJCX015-4, 2015KJCX044) |
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中文摘要: |
肉桂双瓣卷蛾Polylopha cassiicola是危害肉桂Cinnamomum cassia和樟树Cinnamomum canphora嫩梢的一种重要钻蛀性害虫,对华南地区肉桂和樟树的发展造成了严重威胁。为了有效地控制该害虫,准确掌握其最适防治时期是非常必要的。2013-2015年采用物候法、期距法和空间分布型分析方法,对肉桂双瓣卷蛾的发生期进行预测和幼虫空间分布型进行了研究。结果表明,肉桂双瓣卷蛾在林间属聚集分布,是害虫本身的生物学特性和樟树林不同样地不同生境共同作用的结果。采用物候法预测樟树林肉桂双瓣卷蛾成虫盛发日,采用期距法预测幼虫发生时间基本吻合,可按照预测的时间进行防治或适当提前进行防治。 |
英文摘要: |
Polylopha cassiicola is a serious borer pest damaged to Cinnamomum cassia and Cinnamomum canphora, which seriously threatened to the development of the host plants. In order to control the pest effectively, it is very necessary to master the proper control time. From 2013 to 2015, prediction of the occurrence period was studied by phenological observation and periodic distance, spatial distribution pattern was studied also. The results showed that the spatial distribution pattern of the pest in the forest is the result of the biological characteristics of pest and the different habitats of forest together. The prediction by phenological observation and the maximum occurrence time of the adult in the forest was basically consistent, the prediction by periodic distance and the occurrence of the larvae was consistent also, so the pest can be controlled in the appropriate period in accordance with the forecast time. |
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