When the eggs hatch the larvae eat the living flesh of the host animal.
当卵孵化后，幼虫取食寄主的鲜肉。
Many of these microbes were observed in the infected host by light - microscope.
人们用光学显微镜,在受侵染的寄主中观察到这些微生物.
Disease - producing bacteria develop normally within the tissues of an infected host.
致病的细菌通常在罹病的寄主的组织里发展.
An infection thread is formed by the cytoplasm of the host cell.
侵染线是由寄主细胞的细胞质形成的.
The organism must be found again in the artificially infected host.
必须在人工侵染的寄主中,再次发现这种有机体.
Many insects use crucifers as hosts.
许多昆虫以十字花科植物为寄主.
The convexity of the seed capsule is of decisive importance in host selection.
种子囊的突起对寄主的选择起着决定性的作用.
In general an aphid cannot or hardly identify its host at a distance.
在一定距离以外,蚜虫通常不能或难以识别其寄主植物.
It is capable of being integrated into the continuity of the host cell DNA as provirus.
它能作为原病毒组入寄主细胞的连续整体中去.
Degree of sensitivity or tolerance of the host can be assessed according to the symptoms.
根据症状能确定寄主感病或耐病的程度.
The encroach process includes conglutination, spore germination, penetration, growth and host death.
它对寄主侵染过程包括粘附 、 子萌发 、 透虫体 、 内发育和致死.
The hatching larvae are parasitic, feeding on the flesh of the host.
幼虫在孵化过程中是寄生的, 靠寄主的肉为生.
No original relation was found between the xenoliths and the host basalt.
上述捕虏体均与寄主玄武岩无成因关系.
Bacterial genes can transfer to eukaryotic host genomes.
细菌的基因可以转移到真核寄主基因组中.
For example, many rusts overwinter on alternate hosts.
例如, 许多锈菌在转主寄主上越冬.