沟鼠 brown rat
Norway rat
Mus norvegicus
Rattus norvegicus
Mus decumamus
- 如果一个繁殖季节中白鼬有充足的沟鼠和鼷鼠为主食,它们就会生长良好,且数量会达到猖獗的程度。
With their staple diet of rats and mice in plentiful supply in a season, stoats fed well and their numbers reached plague levels. - 黑线姬鼠体全沟硬蜱幼、若蜱的寄生百分率(54.5%)和花鼠体森林革蜱幼、若蜱的寄生指数(17.8)最高。
The parasitic rate of Ixodes persulcatus (54, 5%) on Apodemus agrarius and the parasitic index of Dermatcentor sih'artnn (17. 8) on Eulantias sibiricus are the highest. - 结果:对照组大鼠牙齿表面有散在病原菌,窝沟和龈沟内有大量病原菌或菌斑。
RESULTS: in the control group, there were scattered pathogenic bacteria on the teeth surface and bacterial plaque and great deal pathogenic bacteria in the teeth fissure and gingival sulcus.