目前金针菇多采用瓶栽或袋栽法栽培，出茹时辅之以套袋、盖报纸、空中喷水等方法来调整其生长所需的空气和湿度条件。这种方法出菇，由于袋壁不透气，袋内空气和水分很不好调整，菇柄基部往往很长一段出现褐变，严重时还会出现次生菇。这种菇由于色泽不好，口感粗硬，商品价值 At present, Flammulina velutipes are mostly cultivated in bottle or bag cultivation methods, such as bagging, newspaper covering and water jetting to adjust the air and humidity conditions required for their growth. This method fruiting, due to the bag wall airtight, bag air and moisture is not good to adjust, often a long period of mushroom stem browning, severe secondary mushrooms appear. This mushroom due to poor color, taste hard, commodity value