| 摘要 |
agriculture. SUBSTANCE: device has container with aerosol containing basic solution including at least one component for controlling crop-destroying insects and replacing gas, valve rod and starting mechanism fitted onto valve rod. Starting mechanism has channel for communicating valve rod with outer space. Opening in lower end of cover wall is adapted for introducing and operating of cover removal tool. According to other embodiment, device has restricting insert or projection for retaining valve rod in receptacle. Construction of device provides for easy removal of cap. EFFECT: simplified construction and increased efficiency in insect control. 8 cl, 15 dwg, 6 tbl, 6 ex
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