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用密闭圆筒喷雾法和强迫接触法测定了７－Ｐ－Ｄ乳剂的实验室灭蚊效果。结果：以其２０倍和４０倍稀释液喷雾，对淡色库蚊的ＫＴ５０分别为２ｍｉｎ１１ｓ和２ｍｉｎ２１ｓ，２４ｈ死亡率均为１００％。用其１∶１０倍稀释液滞留喷洒在白灰墙面上，可持效３个月以上。表明，该杀虫剂有较好的灭蚊效果，有推广价值
The laboratory mosquito control effect of 7-P-D emulsion was determined by closed-cylinder spray method and forced contact method. Results: The KT50 of Culex pipiens pallens was 2min11s and 2min21s, respectively, with 20 times and 40 times dilutions. The 24h mortality was 100%. With 1:10 times the dilution of liquid sprinkled on lime-gray walls, can be effective for more than 3 months. Show that the insecticide has a good anti-mosquito effect, a promotional value