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This study investigated the effect of ten different insecticides on pupal and adult stage Cotesia plutellae(Hymenoptera: Braconidae).

10种不同类型的杀虫剂分别作用于菜蛾绒茧蜂的蛹期和成虫期,观察这些杀虫剂对绒茧蜂的影响。

The duration of the pupal stage will depend on temperature.

期限较长的蛹期,将取决于温度。

Of an insect undergoing incomplete metamorphosis in which the nymph is essentially like the adult and there is no pupal stage.

经历幼虫在本质上类似成虫的不完全蜕变时期的,并且此阶段没有蛹期。

The SG showed highest FXPRLamide peptides titer in neural organs. Using an antiserum against H. armigera PBAN, PBAN-like immunoreactivity was detected in the SG and TG of Antheraea yamamai by whole-mount immunocytochemistry, and there were three clusters cells in the SG which shows positive PBAN-like immunoreactivity. The titers of FXPRLamide peptides immunoreactivity in the hemolymph kept a steady level. When pupation, the titer increased promptly, but decreased to a low level after early pupal stage.

这证明了天蚕可能存在FXPRLamide家族神经肽中的DH-PBAN基因;天蚕的咽下神经节中FXPRLamide神经肽含量最高,咽下神经节有三簇细胞合成FXPRLamide神经肽,在胸神经节和腹神经节也有明显的阳性细胞;天蚕5龄幼虫的血淋巴中FXPRLamide神经肽含量比较稳定,化蛹前含量升高,蛹期含量降低。

It infested one to two generations in one year in Changsha, and overwintered through adults. They spend 48.2 days in finishing a complete generation under the temperature of 25±1℃, and the development time of eggs, larvae, pupas and adults were 7, 10, 10 and 30 days respectively.

通过室内饲养和野外观察,研究了该虫的生物学特性:在长沙地区1年发生1~2代,以成虫越冬,幼虫在25±1℃温度条件下,完成一个世代的历期为48.2d,卵期7d,幼虫期30d,蛹期10d,成虫期30d左右。

Pallidifascia were studied by indoor and outdoor trials. The results showed that the pest developed 4 generations a year and overwintered with larvae in Guangzhou, Guangdong province of China. The larva stage included 7 instars. It appeared sexual dimorphism on the adults. The egg, larva and pupa stages lasted 4-5 days, 32-34 days and 9-11 days at 26℃ respectively.

采用室内外养虫及林间调查相结合的方法观察木荷空舟蛾的生物学特性,观察结果如下:在广州1年可发生4代,以幼虫在土中越冬,幼虫分7龄,成虫有性二型现象;在26℃时,卵期4-5天,幼虫期32-34天,蛹期9-11天。

Hass-PBP、Hass-GOBP-1、Hass-GOBP_2 genes were only expressed in the antennae of adult,but not in the other parts of body,which including proboscises,head without antennae,thorax,abdomen,leg,wing;besides,Hass-PBP gene was only expressed in the antennae of male adult,while Hass-GOBP_1、Hass-GOBP_2 genes were expressed in the antennae both of male and female adult.

烟夜蛾3种气味结合蛋白基因的时空表达:(1)烟夜蛾Hass-PBP、Hass-GOBP_1、(来源:A3cBCfc6c论文网www.abclunwen.com)Hass-GOBP_2基因在卵期、幼虫期、蛹期均不表达,只在成虫期表达,且表达量与成虫的日龄无关。

The papae period was 3~5 days. Pupating were concentrated on 0:00~8:00 and occupied 66.3% of all.

蛹期一般为3~5d,主要是集中于凌晨0:00~8:00进行化蛹,占化蛹总量的66.3%。

The results showed that the developmental threshold of egg, larva and immature periods was 12.67, 13.86 and 13.53℃, respectively. It revealed parabola relationship between temperature and both generation survival and finite increase rates. According to the corresponding parabola functions, the optimal temperature for survival and population increase was 30.2 and 33.7℃, respectively, and the optimal temperature range for growth and development of C. maculates was between 30 and 34℃.

结果表明:四纹豆象卵期、豆内幼虫及蛹期、未成熟期发育点温度分别为12.67,13.86和13.53℃;温度与世代存活率及周限增长率均呈二次抛物线关系,根据相应抛物线方程可知,四纹豆象理论最适生存温度和最适种群增长温度分别为30.2℃和33.7℃,其生长发育繁殖的最适温区为30~34℃。

The last frame cents occurring on a large scale in 6 to 8 months, often gathered during the day just in Green Oak outflow sap,- December or in the tree also often found hundreds gathered together on the last frame cents, in the evening, there are lights in the mountains, also can often find their tracks, Taiwan is a large common starvation C Ji its larvae often called chickens insects, pupa to adult emergence period, a year generation.

独角仙大量发生於 6~8月,白天常常聚集在青刚栎流出树液处,或是在光腊树上也常可发现聚集上百只独角仙的盛况,到了晚上,在山区有路灯处,也往往可以发现他们的踪迹,是台湾常见的大型畟峞C其幼虫常称为鸡母虫,经蛹期羽化为成虫,一年一代,由於本种并非保育类昆虫,加以体型大而健壮,常被做为儿童玩赏及昆虫教学使用。

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然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。

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