The Dipylidium caninum , Ancylostoma and Toxocara ganis are preponderance and the major object in repelling worm.
2
硅藻土具有无数的小孔和复孔，其孔隙率为80-90%，这就为截留固体颗粒提供了较大的空间。
With countless holes diatomite and complex hole, its pore rate for 80-90%, this is the intercept solid particles provide larger space.
3
本研究建立了敏感的SIV定量PCR检测方法，并提出了判断复孔检测结果是否准确的计算方法。
This research established a sensitive quantitative PCR method for SIV load testing. The creteria for accuracy judgement of duplication in quantitative PCR method was introduced.
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