| 简介 |
PROBLEM TO BE SOLVED : in the case of household pests such as vegetable garden of countermeasures against damage or small animals, such as countermeasures against damage or Mongoose crow, season, and the wind is strong wind or air temperature or a low temperature for a measure of season, garden, or to prevent small animals from entering the pests, vegetable or atmospheric air is cut o SOLUTION : a metal pipe in a framework or grid mesh is welded to a plastic frame and plastic fine-mesh network or vinyl sheet is stuck, then inserting a framework to earth, to house a small box-like or small animal pests during assembly for preventing intrusion of vegetable pesticides can, of a strong wind or a low temperature season or during a season to shut off the air to increase the insulating effect of the air temperature. The height of one or a framework of the vegetables by lowering a height matching the meristem, two single-length can be readily assembled in length, the number of the assembling frame by adjusting the length of the greenhouse. Selected drawing : fig. 1 |
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