英语释义

1. a genus of minute hairy-winged chalcid flies that are parasitic as larvae in the eggs of other insects

片语

Trichogramma ostriniae玉米螟赤眼蜂

Trichogramma leucaniae虫赤眼蜂

Trichogramma brassicae甘蓝夜蛾赤眼蜂

Trichogramma strains赤眼蜂品系

Trichogramma Westwood赤眼蜂属

Trichogramma dendrolimi松毛虫赤眼蜂

Trichogramma evanescensTrichogramma evanescens is a parasitic wasp of Lepidoptera egg Some companies sell this insect in the pupal stage to be deposited in fields that have Lepidoptera pest

trichogramma closterae舟蛾赤眼蜂

Trichogramma pretiosum短管赤眼蜂

英汉例句

• the efficiency of hybridization on reproductive characters of five populations in trichogramma dendrolimi matsumura was studied by using complete diallel cross design.

  应用完全双列杂交设计，对松毛虫赤眼蜂几个种群间繁殖性状的杂交效果进行了研究。

• parasitic behavior of two strains of trichogramma brassicae, g and f, was found to be influenced by their factitious hosts, when reared on eggs of corcyra cephaonica and sitotroga cerealella.

  麦蛾卵和米蛾卵作繁蜂寄主对甘蓝夜蛾赤眼蜂g和f两个品系的寄生行为是有影响的。

• according to the results of systematic investigation from 1978—1979, we analysed and compared the population dynamic of trichogramma between different treatment in the corn field.

  本文是以应用松毛虫赤眼蜂防治第一代玉米螟为基础，通过1978～1979年的系统调查，研究和分析比较了放蜂、对照、停放蜂玉米地的赤眼蜂种群动态。

• trichogramma chilonis also contacted and parasitized more eggs of c. sinica than eggs of the target host helicoverpa armigera, but the difference was not significant.

  螟黄赤眼蜂对中华通草蛉卵的接触次数和寄生粒数也多于棉铃虫卵，但未达显着水平。

• the effect of trichogramma dendrolimi carrying bacillus thuringiensis on controlling ostrinia furnacalis was evaluated in cornfield.

  在田间评价了携带昆虫致病细菌的松毛虫赤眼蜂对亚洲玉米螟的防治效果。

• to simulate these adverse conditions in fields, a test of single heat shocks(35 and 40℃) for 6 hours was applied to middle stage and late stage of pupae of trichogramma dendrolomi.

  研究结果表明，当松毛虫赤眼蜂处于蛹中期和蛹后期阶段，在处理当代易受高温沖击影响，尤以40℃高温不利影响明显，主要表现在羽化出蜂率、单卵出蜂数两指标明显降低。

• the results showed that the parasitism capacity of the trichogramma carrying bacteria was not different from that of trichogramma without carrying the microbial.

  结果表明，携带病原细菌的赤眼蜂寄生能力与未携带病原细菌的赤眼蜂无显着差异。

• then, based on the optimum values of air temperature and humidity, which affect the trichogramma oviposition, we draw up a fuzzy set, and use it to decide parameters of ecosystem equation.

  又根据赤眼蜂产卵活动与螟虫孵化的主要影响因素的温度的最适的数值域，拟定了一个模糊集合，用以确定生态方程中的参数。

• trichogramma wasps reared on antheraea pernyi eggs have been widely used throughout china as biological control agent against some pests.

  我国普遍应用柞蚕卵繁殖和大量释放赤眼蜂防治多种农林害虫。

• among them, trichogramma evanescens, apanteles sp. and brachymeria obscurata were dominant species with the highest parasitizations of 30%, 80% and 65% respectively.

  广赤眼蜂、涓夜蛾绒茧蜂、广大腿小蜂分别为卵期、幼虫期和蛹期的天敌优势种，其最高寄生率分别为30 %、80 %和65 %。

• a set of practical technologies of storage, transportation and field releasing of trichogramma products based on biology characteristics of trichogramma are introduced.

  另外介绍了一套根据赤眼蜂本身的生物学特点制定的比较科学实用的赤眼蜂产品的储存、运输及田间释放技术。

• cold storage facilitates more effective commercial rearing, transportation and inundative releases of trichogramma spp.

  对赤眼蜂进行冷贮有助于其商品化生产、运输和释放应用。

• the conclusion drawn in this research will make a preparation of experiment technique and academic evidence for further study and application of wolbachia in trichogramma in the field of bio-control.

  通过以上研究为应用显微注射技术人工诱导赤眼蜂的产雌孤雌生殖，提高赤眼蜂的生防效能提供了理论依据并奠定了实验基础。

• trichogramma wasp, which can parasite eggs of many species of lepidoptera, is the most widely used egg parasitoid wasp in world bio-control.

  是许多种昆虫特别是鳞翅目昆虫的卵寄生蜂，是目前在生物防治中应用最为广泛的一类寄生蜂。

• however, an insufficiency of basic research on trichogramma wasps in china shows unconformity with its leading place in the world on application.

  我国赤眼蜂的应用虽已步入世界先进行列，但基础研究不足，与我国的世界赤眼蜂应用大国身份不符。

• parasitizing ability and interspecific competition of trichogramma confusum viggiani and t. pretiosum riley on the eggs of plutella xylostella (l. ) in the laboratory;

  在实验室内研究了本地天敌拟澳洲赤眼蜂和外来天敌短管赤眼蜂在不同卵龄和不同空间条件下对小菜蛾卵的寄生和种间竞争。

• the success or failure of application and research on trichogramma spp. could depend on the investigate of endoparaitism and species in field.

  客观评估赤眼蜂的田间控害作用及蜂种调查是赤眼蜂研究与应用中的重要环节。

• the identification of trichogramma wasps remains very difficult owing to its minuteness, indistinguishable morphology and susceptibility to hosts and environment.

  赤眼蜂体小，近缘种间形态难辨，难以鑒定雌蜂和幼期虫态，给上述问题的研究带来很大困难。

• it has been proved in practice that artificial reproduction of trichogramma is a safe, effective and economic method in control of corn borer.

  利用赤眼蜂防治玉米螟是一项已被生产实践证明了的安全、有效、经济的生防措施。

• this paper was mainly to research on the standard of the quality control of mass rearing trichogramma with artificial host eggs.

  本论文在原有研究基础上，对橘小实蝇人工大量饲养技术进行了优化，包括：幼虫人工饲料、成虫饲养密度、成虫性比和蛹的低温保存。