| 摘要 |
protection methods against domestic cockroaches. SUBSTANCE: present food toxic bait contains, wt.%: fatty additive, 5-8; egg yolk, 40-65; and sugar, 4-30; and as a toxic substance it is supplemented with a boric acid, 20-50. As a fatty additive the bait is introduced either with animal fat, or purified vegetable oil, or petrolatum oil. Insects should die within 3-4 d since the moment of bait intake. The action of suggested food bait leads either to the death of the total colony of cockroaches or they should leave the place where this bait is situated. The bait has a fatal impact upon cockroaches being harmless for people and warm-blooded animals. EFFECT: higher efficiency. 4 cl
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