一位澳大利亚科学家发现,遭到干旱的植物,在干渴时会发出“叫渴”的声音来。这种声音是由植物体内的微细的输水管道颤动而发出的卡嗒卡嗒声。澳大利亚新南威尔士的新英格兰大学的米尔本教授,用一个安放在植物茎上的袖珍传声器收听到了这种声音。他认为这种技术将向种植者提供一种测量植 An Australian scientist discovered that arid plants give a “thirsty” voice when thirsty. The sound is a rattling sound made by the vibrations of the tiny water pipes in the plants. Professor Millburn at the University of New England in New South Wales, Australia, hears the sound with a pocket microphone placed on the plant stem. He believes this technology will provide growers with a measurement plant