The present invention provides means which can be used for maintaining the freshness of or controlling maturation of plants or perishables such as fruits, vegetables, and flowers and which is safe to the human body. According to the present invention, amethod formaintaining the freshness of or conversely controlling the maturation of plants or perishables by controlling the concentration of ethylene gas by use of an ethylene gas adsorbent containing an alcohol extract solution of raw bamboo and a filter having held thereon the alcohol extract solution of raw bamboo . Also, according to the present invention, there is provided an ethylene gas sensor including a quartz crystal microbalance having coated thereon the alcohol extract solution of raw bamboo.
                            本发明提供了可用于保持植物或
水果、蔬菜和花卉等易腐物品的新鲜度或控制其成熟的方法,而且对人体是安全的。根据本发明,一种通过控制
乙烯气体浓度来保持植物或易腐物品新鲜度或控制其成熟度的方法,其使用的
乙烯气体吸附剂含有原竹醇
提取物溶液和过滤器,过滤器上有原竹醇
提取物溶液。此外,根据本发明,还提供了一种
乙烯气体传感器,包括一个
石英晶体微天平,其上涂有原竹醇
提取物溶液。