instar的例句大全

The parasitoid of the leaf miner , Pnigalio phragmitis Erdos, prefers the third instar to parasitizing.

芦苇格姬小蜂为美洲斑潜蝇的幼虫寄生蜂, 比较喜欢在美洲斑潜蝇的三龄幼虫上寄生.

Pathogenicity test at saturated humidity showed that the third instar was very susceptible to fungal infection.

在饱和湿度下三龄烟粉虱若虫对真菌侵染非常敏感.

The result of the same insecticide against different popution instar larva of Cnaphalocrocis medinalis were difference.

同一杀虫剂对不同地区的稻纵卷叶螟幼虫的防治效果有差异.

Adult phototaxis and first instar larva eat rotten organic matter.

成虫有趋光性,初孵幼虫喜食已腐烂的有机质.

The maximum re-production period occurred during the 6 th adult instar.

生殖量最大出现在第6成龄.

Male adult, 2nd-instar and 3rd-instar larvae all had strong negative phototaxis.

雄成虫、2龄、3龄幼虫具有较强的负趋光性，而雌成虫对光照则不敏感。

The predacious ability of fifth instar nymph and adult is larger.

随着日本高姬蝽虫龄的增长,取食量增大,其中5龄若虫和成虫的捕食作用较大.

Methods Immersion method of pesticide was used to assay the medium lethal concentration ( LC_ 50) of the fourth-instar larvae.

方法采用浸渍法，测定Ⅳ龄期幼虫的半数致死浓度（LC50）。

The median lethal time ( LT50) of the GV was shortened with the increase of the virus concentration and the decrease of the larval instar, during which the GV was fed.

幼虫饲毒后，致死中时（LT（50））随病毒浓度提高而缩短；随饲毒时虫龄的增大而延长。

All extracts of Camptotheca acuminata Decn had stronger antifeedant activity towards 3rd-instar larvae of Plutella xylostella.

喜树提取物对小菜蛾3龄幼虫有较强的拒食作用。

We detected GSTs activities toward CDNB in 9 tissues on day three of fifth instar of Dazao strains.

以CDNB为底物，对家蚕大造品系5龄第3天的9个组织的GSTs活性测定表明，在所测组织中均有GSTs活性。

After the egg hatched, YLS covered all the abdomen of first instar nymph.

到初孵1龄若虫时，共生菌几乎遍布虫体的整个腹部腹面，腹部背面也可见少数菌体。

Application of bio-organic fertilizers effectively reduced the population of the second instar larvae of RKN in soil and egg mass of RKN in roots;

施用生物有机肥可显著减少土壤中根结线虫二龄幼虫的密度和根中卵块的数量；