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我省江、河滩感染性钉螺遍及全洲,即全洲应划为易感地带。本文初次提出了以天天、月月、季季、年年有人畜到达的等级记录,进而使易感地带三要素的人畜常到趋向量化。
In our province, river infestation snail spread all over the continent, that is, all continents should be designated as susceptible zone. This paper presents for the first time records of the arrival of humans and animals on a daily, monthly, seasonal, and yearly basis, so as to tend to quantify the human and livestock susceptibility to the three elements.