过去曾用过各种办法消灭蟑螂,但效果都不理想。后用别人介绍的一种简便易操作的办法消灭了蟑螂。具体办法如下:先把葱头(洋葱)切碎、捣成浆糊状,然后把奶粉、硼酸撒入其中,进行搅拌,最后把做好的药 In the past, various methods were used to eliminate cockroaches, but the results were not satisfactory. Introduced by others with a simple and easy way to eliminate cockroaches. Specific methods are as follows: first onion (onion) chopped, pounded into paste, and then milk powder, boric acid into them, stirring, and finally do a good job of medicine