PROBLEM TO BE SOLVED: To provide a culture medium for culturing mushroom which contains mixed waste mushroom culture medium, can maintain the quality of the mushroom, even when the culture medium is used to culture the mushroom, and can repeatedly be used.SOLUTION: The culture medium for culturing mushrooms, which is prepared by mixing a dry waste culture medium obtained by drying a waste culture medium after culturing the mushroom, a fermented waste culture medium subjected to fermentation treatment, and an unused culture medium for culturing mushroom, wherein the mixing rates ofthe dry waste culture medium and the fermented waste culture medium to the total quantity of the waste culture media and the unused culture medium are 10 mass% or less and 15 mass% or less, respectively.COPYRIGHT: (C)2013,JPO&INPIT【課題】きのこ廃培地を混合したきのこ栽培用培地を使用してきのこを栽培しても品質が維持でき、繰り返して使用できるきのこ栽培用培地を提供する。【解決手段】きのこを栽培した後の廃培地を、乾燥処理して乾燥させた乾燥廃培地と、発酵処理して発酵させた発酵廃培地とを、きのこ栽培用の未使用培地と混合したきのこ栽培用培地であって、前記廃培地と前記未使用培地との合計量に対する廃培地の混合割合がそれぞれ、乾燥廃培地は10質量%以下、発酵廃培地が15質量%以下である。【選択図】なし
