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河南省南部班氏丝虫病流行广泛,但尚乏比较系统的流行病学资料。因此,我们于一九八二年选择确山县进行本项调查。确山县位于河南省的南部,靠桐柏山脚,东径114°02′,北纬30°48′。该县地势起伏,有山区、丘陵和平原。年平均温度15℃,平均最高温度27.5℃,平均最低温度4.4℃,平均相对湿度68%,年降雨量700—1000mm,主要集中在6、7、8三个月。全县人口53万,农作物以小麦、大豆为主,有少量水稻。住房室内通风透光差,较阴暗潮
Bancroftian filariasis is widespread in southern Henan province, but there is still no systematic epidemiological data. Therefore, we selected Queshan County in 1982 to conduct this survey. Located in the southern part of Henan Province, Queshan County is located at the foot of Tongbai Mountain, with an east path of 114 ° 02 ’and a latitude of 30 ° 48’N. The county is rugged, with mountains, hills and plains. The annual average temperature of 15 ℃, the average maximum temperature of 27.5 ℃, the average minimum temperature of 4.4 ℃, the average relative humidity of 68%, annual rainfall 700-1000mm, mainly concentrated in 6,7,8 three months. The county population of 530,000, crops mainly wheat, soybeans, a small amount of rice. Housing indoor ventilation poor light, dark dark tide