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昌黎及北戴河等处沿海渔民,每天捕擭河豚很多,因为河豚有毒,老乡们向来不太重视,除把肉出卖外,其余内脏往往都拋掉,自然有的老乡们把肝脏晒油,但为数较少,同时晒出的油也不重用,实在可惜!鱼油皂有杀虫效能在文献上已早有报告,所以我们本着土产原料制造农药的原则下试用河豚制造成豚
Coastal fishermen in Changli and Beidaihe catch a lot of puffer fish every day because they are poisonous, and fellow villagers have always paid much attention to it. In addition to selling the meat, the other internal organs are often thrown away. Naturally, fellow villagers drain the liver, Less, at the same time the drying of the oil is not reused, it is a pity! Fish oil soap insecticidal efficacy has long been reported in the literature, so we try to produce the dolphin under the principle of indigenous materials