Plants vs. Predators

Rolston, David RolstonD at
Fri May 19 01:10:29 EST 1995

REPLY FROM: Rolston, David
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From: Maarten.vanhelden at (Maarten van Helden)
Subject: Re: Plants vs. Predators
Date: 18 May 1995 10:03:06 GMT
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In article <3pc5gd$grj at>, tcrancue at says...
 snip snip

>While plants don't seem to react to attack, there is evidence that if a
>single plant is damaged, either by an animal or the blow of an axe, the
>chemical balance of trees surrounding the damaged tree changes. You could
>say that they "sense" this damage and make moves to adjust their chemical
>states to the best advantage during an attack. This "sense" is probably a
>simple chemical reaction to the release of chemicals from the damaged
>Hope this helps!

You also have overlooked the latest discoveries in endo and ectomycorrhizal 
networking of trees and other plants vis-a-vis fungal hyphae.  Besides 
chemicals and nutrients, electrical signals are also transmitted.  Within 
intraspecific tree stands there can also be considerable root-graphing.


Dave R.

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