粘蝇纸:用蓖麻油一斤(或桐油半斤)、松香二斤半、红糖一两。先用少许蓖麻油将糖用锅炒化,直到有糖味时为止,再将蓖麻油缓缓倒入,最后把松香放入锅中,用棍搅拌均匀,慢火熬制,当成粘稠状时刷在原纸条上或木板上即可。把它放在厕房、饭厅或蝇多的地方,当苍蝇闻到糖味,飞上去就会落在纸上被粘住。 Sticky fly paper: castor oil pound (or half a catty of tung oil), pineapple half a catty, brown sugar one or two. Use a little castor oil to fry the sugar pan until there is a sugar flavor until the castor oil is poured in slowly, and finally put the rosin into the pan, stir it with a stick until it is cooked Brush in the original note or board can be. Put it in the toilet, dining room or fly a lot of places, when the flies smell the candy, fly will fall on the paper will be stuck.