article paru sur Australian Geographic: "plants can talk to each other" 4 april 2012. http://www.australiangeographic.com.au/journal/plants-can-talk-to-each-other.htm?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+ag-all+%28Australian+Geographic+-+All+Content%29&utm_content=Google+Reader#.T31wyJ8PV9o.facebook...