跳甲
- flea beetle
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印楝素乳油对黄曲条跳甲种群控制作用的模拟
Simulation of control effectiveness of azadirachtin on striped flea beetle
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十字花科蔬菜上黄曲条跳甲种群动态调查与分析
Investigations and analysis on the population dynamics of the striped flea beetle on crucifer vegetables
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福建省不同地点黄曲条跳甲的RAPD分析
RAPD Analysis of the Striped Flea Beetle ( Phyllotreta Striolata ) from Different Sites in Fujian Province
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测试广西12种野生楝科(Meliaceae)植物提取物对黄曲条跳甲成虫[Phyllotretastriolata(Fabricius)]的非选择性拒食作用和毒杀作用。
Non-choice Antifeeding and contact toxic effect of crude extracts of 12 species of wild Meliaceae from Guangxi were evaluated by the laboratory bioassay against the adult of Phyllotreta striolata ( Fabricius ) .
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以上结果表明,短时高温暴露导致莲草直胸跳甲生殖适应性下降。
These results indicate that brief high temperature exposure has adverse impacts on fecundity of A.hygrophila .
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诊断剂量法在黄曲条跳甲抗性监测中的应用
Application of diagnostic dose method to monitoring the resistance of striped flea beetle to insecticides in Fujian Province
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故采用酶抑制剂与杀虫剂混配可有效抑制黄曲条跳甲对一些杀虫剂的抗性。
These results showed that the resistance to insecticides could be inhibited by mixing enzyme inhibitors and insecticides .
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田间比较测试了5种杀虫剂对地黄跳甲的防治效果及其对天敌的影响。
Control efficiency of5 pesticides to rehmanniae flea beetle and influence to their natural enemies were compared in field condition .
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使用这种分离器,黄曲条跳甲卵的田间检出率可达82%以上。
The retrieval rate of the eggs in field can be reach over 82 % by using the egg separating device .
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通过运用二种回归方法和六种聚集度指标对黑角直缘跳甲幼虫的空间格局和抽样技术进行了研究。
Two regression models and six indices of aggregation were used to examine the spatial patterns of OPhrida spectabilis ( Baly ) larvae .
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总体上,闽东南沿海地区的黄曲条跳甲药剂敏感性水平普遍低于闽西北地区。
In general , the SFB populations in the southeast Fujian were lower in the susceptibility to insecticides than those in the northwest .
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应用标记回收技术,研究了寄主及气象因素对黄曲条跳甲种群扩散的影响。
Using marking recapture method , this paper studied the effects of host plants and climatic factors on the dispersion of Phyllotreta striolata adults .
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以5种不同蔬菜对黄曲条跳甲进行长达6个月的越冬世代饲养,观察比较了不同寄主饲养的黄曲条跳甲实验种群的生物学特性。
Based on6-month rearing of overwinter-generation of P.striolata , the author observed and contrasted the biological characteristics of populations reared on5 different host plants .
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黄板法能够有效监测黄曲条跳甲的田间种群发生动态,与常规的单位面积法反应的田间种群动态一致。
The population dynamics of striped flea beetle based on yellow sticky board was parallel with that based on the traditional method of field investigation .
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一般认为,专食性的跳甲亚科和萤叶甲亚科是由食性较广的叶甲亚科进化而来的,食性分化在其中可能起了重要作用。
It is generally believed that Alticinae and Galerucinae , the specialists , are of recent origin from Chrysomelinae accompanying feeding differentiation which is thought to be important in the process .
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明确了黄尾球跳甲不同虫态的发育历期和形态特征,以及黄尾球跳甲在鄂西山区玉米上的发生危害规律,这可为黄尾球跳甲的综合防治提供理论依据。
The results revealed the developmental duration and morphological characteristics of the species in each developmental stage as well as the its occurrence dynamics in the cornfield of mountainous areas of western Hubei province , China .
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近年来黄曲条跳甲对青海省海西地区油菜作物危害越来越严重,通过观测调查,掌握了黄曲条跳甲的生活史和习性,并提出防治对策。
The harm of striped flea-beetle to rape was more and more seriously in Haixi of Qinghai in recent years , the life cycle and habit were grasped by observation and investigation and the control countermeasure were put forward .
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利用斯氏线虫在潮湿土壤生境中具有的主动搜索能力,提出条带式施用方法,不仅显著降低线虫用量,而且对黄曲条跳甲具有较好的控制效果。
In consideration with the fact that this nematode possesses initiative searching ability in wet soil habitat , a partial band application method was proposed and used on probation by the authors , attempting to save the cost and labor .