Do trees have a 'hearbeat' measured by the rate sap runs up and down? AND

Subject: Do trees have a 'hearbeat' measured by the rate sap runs up and down? AND

Date: Sun Oct 10 11:38:03 2004
Posted by Emma Campbell-Mohn
Grade level: 4-6 School: Orchard Elementary
City: S. Burlington State/Province: VT Country: USA
Area of science: Botany
ID: 1097426283.Bt

Message:


How do roots actually "suck in" nutrients?

Re: Do trees have a 'hearbeat' measured by the rate sap runs up and down? AND

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