寄主植物

Often cited examples of sympatric speciation are found in insects which become dependent on different host plants in the same area.

经常提到的同域物种形成实例，是在同一地区的、依赖于不同寄主植物的昆虫中发现的。

Higher nitrogen will in favor of the development of Tetranychus viennensis.

在含氮量偏高的寄主植物叶片上，山楂叶螨生长发育较好，繁殖力较高。

Different host plants have different attraction to the Tetranychus viennensis, some attract strongly, some were less than the others.

供试的非寄主植物麻栎和大叶黄杨释放的气味物质对山楂叶螨没有引诱作用，但也没有忌避作用。

Smerinthus planus Walker has 2 generations every year in Xining, their pupa overwintered in the soil of 5~10 cm depth.

蓝目天蛾在西宁地区每年发生2代，以蛹在寄主植物附近5~10cm深的土层中作土室越冬。

Root-knot nematodes (Meloidogynespp.) take in adequate nutrition and complete a life cycle by parasitizing the root system of host plants.

根结属(Meloidogyne Gǒldi)线虫必须寄生于寄主植物根系并获取所需的全部营养，才能完成其完整的生活史。

He saw it most vividly in the relationship between a butterfly and its host plant.

他极其生动地用蝴蝶和它的寄主植物的关系来解说。

The results showed that cotton was a suitable host plant for both biotypes,while kidneybean showed a significantly higher level of suitability to the ZHJ2 biotype than to the B biotype.

结果表明，棉花是两种生物型均适宜的寄主植物，而菜豆对ZHJ2型烟粉虱的适合性显著高于对B型烟粉虱的适合性。

Plant adaptation to insect herbivory presumably would cause corresponding reactions in insects,leading to the proposals of coevolution theory.

专食性发展有利于提高昆虫对寄主植物的选择效率，还可缓和天敌作用所造成的压力。

Key to ex ules, morphological descriptions, host plants and geographical distributions are provided; and with feature figures and pictures in the field.

文中提供了各型检索表、形态记述、寄主植物及地理分布，配有形态特征图和野外生态照片。

The results of microsatellite amplification showed that (1) the genetic relationship is closer among the same body colour bio-type individuals of green peach aphid than that between the red and the green bio-type individuals from three kinds of host plants.

微卫星扩增结果表明：(1)来自不同寄主植物上的同一体色生物型个体之间的遗传关系近于不同体色生物型个体之间的遗传关系。

Do you know, i need you to come back

你知道吗，我需要你回来

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。