河北省围场县农民有2种防治地下害虫的土方法: 1.烟袋油子拌种:取烟袋杆内的烟油2两(10两秤),用温水化开,拌和10斤种子(群众多用来拌粟),晾干后播种。或者用烟秆烟筋切碎,放锅内加水,用小火煮熬成黑色的浓稠液体,用来拌种,都能防治蛴螬,蝼蛄等地下害虫,还能保证出苗齐全,幼苗黑绿健壮。 Farmers in Weichang County, Hebei Province, have two kinds of earthwork to prevent and control underground pests: 1. Tobacco seed oil seed dressing: Take tobacco oil 2 2 (10 two scales) inside the tobacco stem, warm and hydrate and mix 10 pounds of seeds To millet), dry and sow. Or chopped with smoke stem smoke, put the pot with water, boiled with low heat boiled into a black thick liquid used to seed dressing, can control 蛴 螬, 蝼 蛄 and other underground pests, but also to ensure complete emergence of seedlings black and green robust.