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The spore could germinate in 5-35℃,the optimum temperature was 25℃.The bioassay of toxin used seeding and young leaves because it could cause the evident symptom rapidly and sensitively. The toxin produced by A, tenuis Nees could change the function of the toxin on the POD, SOD and PAL was identical to A.

病原菌毒素的生测采用寄主植物切根苗、幼嫩叶片比较直观、灵敏;毒素对寄主植物膜透性有伤害作用,引起膜功能紊乱;毒素和病原菌对枸杞叶片处理后,对POD、SOD、PAL酶活性的影响有很大相似性。

During asexual stages in the blood, it occur in the mature erythrocyte, and it's ring-body localizes at the subpole of the host red cell, and the trophozoite at one pole.

该疟原虫红内期寄生于成熟红细胞内,环状体一般位于寄主细胞的亚极,而滋养体则多数分布于寄主细胞的一极。

And Arhopalus unicolor could beserved as the substitute host instead of the Monochamus alternatus Hope for thepropogation of Dastarcus helophoroides indoors.

其中松褐天牛幼虫和蛹是花绒坚甲的最好自然寄主,黄粉甲是花绒坚甲相对较适合的替代寄主,有关人工食料饲育研究有待进一步深入。

The result showed that 1: 1 or 1: 2 were the choice of the ratio of hosts and wasps when choosing fall webworm as a host and 1: 50 when choosing Antheraea pernyi as a host to mass rearing C.

结果表明,以美国白蛾Hyphantria cunea为寄主时,接蜂时寄主与寄生蜂的比例以1:1和1:2为宜。

Bemisia tabaci Gennadius (Homoptera: Aleyrodidae) is a worldwide agriculturalpest. It is an omnivorous insect which has a very broad host range and complicatedhost-preference biotypes from different populations.

烟粉虱Bemisia tabaci Gennadius隶属同翅目、粉虱科、小粉虱属,其食性杂、寄主范围广,并存在复杂的寄主专化现象,是一种世界性的农业害虫。

In addition this paper,"Bio-Rad method," two parasitic wasps of the post-embryonic development the process of protein accumulation in young bees and the host Plutella xylostella in this process in vivo haemolymph protein content were measured and found that over time, was gifuensis parasitic larvae of the diamondback moth haemolymph protein content showed an upward trend in nearly a straight line, Ichneumonidae parasitic For example, in the early parasitic diamondback moth haemolymph protein content also showed the trend of slow growth, but in the mid-and late parasitic young bee about to be completed in the development of the host body when to stop feeding, a significant downward trend却呈, and significantly lower than the third day of its own protein content; on the same day of the different species of the diamondback moth parasitic wasp hemolymph protein content compared Ichneumonidae Parasitism of diamondback moth have hemolymph protein content than in the third and fourth day after the parasitic Braconidae hemolymph content to be high, but very different in the case of the fifth day, as evidenced by her side after the parasitic bee moth haemolymph protein content is cocoon of the parasitic bee hemolymph protein content of 0.7 times.

另外本文采用&Bio-Rad法&对两种寄生蜂胚后发育过程中幼蜂蛋白积累及寄主小菜蛾在此过程中体内血淋巴蛋白含量进行了测定,结果发现随时间的推移,被茧蜂寄生小菜蛾幼虫的血淋巴蛋白含量是呈近直线增加趋势,而对于姬蜂寄生来说,在寄生初期小菜蛾血淋巴蛋白含量也呈缓慢增长趋势,但在寄生中后期,幼蜂即将完成在寄主体内的发育取食停止时,却呈大幅下降趋势,且明显低于其自身第三天的蛋白含量;对同一天的被不同种寄生蜂寄生的小菜蛾血淋巴蛋白含量进行比较,姬蜂寄生过的小菜蛾血淋巴蛋白含量在第三天和第四天均比茧蜂寄生后的血淋巴含量要高,但在第五天的情况大不相同,表现为被姬蜂寄生后的小菜蛾血淋巴蛋白含量是被茧蜂寄生的血淋巴蛋白含量的0.7倍。

Anoplophora glabripennis Motshulsky (Coleoptera: Cerambycidae) is one of the most destructive insect borers of poplar trees in China. In recent years millions of poplar trees were damaged to death or near death in"Three-North Area", which caused heavy losses economically, ecologically and socially. Through the study on host selecting behaviors and behavioral responses to plant volatiles of A.

中文题名光肩星天牛对寄主植物挥发性物质的行为反应及作用机理的研究副题名外文题名 Behavioral responses and mechanism of Anoplophora glabripennis to host volatile compounds 论文作者李建光导师尹伟伦骆有庆金幼菊教授学科专业植物学研究领域\研究方向植物与昆虫的关系学位级别博士学位授予单位北京林业大学学位授予日期2001 论文页码总数129页关键词森林病虫害光肩星天牛寄主选择挥发性物质馆藏号BSLW /2003 /S763 /6 光肩星天牛Anoplophora glabripennis是我国最重要的一种林木蛀干害虫。

At the same time information index showed genetic diversity index (0.3456) of great ball horned toad Wrinkle is greater than that (0.3456) of Eulecanium gigantean Shinji big balls horned toad.This shows the genetic diversity of big ball horned toad Wrinkle is rich .

扁平球坚蚧在白蜡和刺槐两种不同寄主植物种群之间存在一定程度的差异,这种差异与扁平球坚蚧的生物学习性和寄主植物有关。

The quantity of glochidia infested on hosts increased significantly with the increasing of the parasitic density ; while no obvious change exhibited when parasitic time increased.

提高寄苗悬液钩介幼虫密度,寄主鱼的寄苗量显著增加,但增加寄苗时间,寄主鱼的寄苗量未见显著提高。

The rate of juvenile to glochidia parasitized in yellow catfish and grass carp was obviously higher than that in silver carp, bighead and crucian carp.

提高寄苗悬液钩介幼虫密度,寄主鱼的寄苗量显著增加,但增加寄苗时间,寄主鱼的寄苗量未见显著提高。

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Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。

Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。