| 摘要 |
PROBLEM TO BE SOLVED: To make a function for keeping the state of high temperature available for being given simply to a cover to be used for a compost planter for fermenting garbage discharged from household and for serving as a container for growing plant. SOLUTION: A cover 2 to be put on a compost planter container is formed of a light-transmissive sheet at its surface 3, and its lateral 4 is formed of a flexible sheet and joined to the surface 3 while an elastic body 5 is attached to the lateral 4. Therefore, the cover can be mounted simply to and removed simply from the container. |
