The infection rate in Hejiang County,the south mountainous area of Sichuan Basin,was the highest where the overall infection rate reached 77.9% while the infection rates were:7.90% of roundworm, .% of hookworm,. of whipworm and .8% of pinworm.
The infection rate in Hejiang County,the south mountainous area of Sichuan Basin,was the highest where the overall infection rate reached 77.9% while the infection rates were:7.90% of roundworm, .% of hookworm,. of whipworm and .8% of pinworm.
部份地区感染率以四川盆地南部边缘的合江县为高,总感染率为77.9%,蛔虫7.90%、钩虫 .%、鞭虫.%、蛲虫.8%;