猪蛔虫;
Objective : To study the effect of housefly larval secretion on the development of Ascaris suum eggs.
目的: 观察家蝇幼虫分泌物对猪蛔虫卵发育的影响.
Objective To understand the inactivation effect on Ascaris suum eggs in urine directing toilet.
目的了解新型厕所—粪尿分集式厕所对猪蛔虫卵的灭活效果.
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