Yes, Thank you! I too found it interesting reading. Even without there trials, I would agree in theory to plant communication, just from digging up plants and looking at their root systems.
For folks who may be new and haven't seen, you might check out this thread by Dutch too,
http://www.tomatoville.com/showthread.php?t=36429 . Lots of good info in it.
Dutch... Have you seen this article in Science Direct?
http://www.sciencedirect.com/science...61219414002427