Oxygen to plant roots

Dr. R. A. Savidge savidge at unb.ca
Fri Jun 23 10:21:48 EST 1995


In message Thu, 22 Jun 1995 17:26:02 GMT,
  dennis_goos at mindlink.bc.ca (dennis goos)  writes:


> Next question: Is there an inexpensive & expedient way to
> measure/monitor O2 availability in commercial production in soil based
> outdoors orpeat-lite mixes or other cultural media as foam and
> rockwool??

You could use an oxygen electrode with a pH meter.  It's not exactly
"inexpensive" but probably is the least costly (over the long term) of
other methods of comparable accuracy.
**********************************************************************
   Rod Savidge, PhD                 |         E-mail: savidge at unb.ca
   Faculty of Forestry and         \|/
      Environmental Management  \   |   /     Phone:  (506) 453-4919
   University of New Brunswick  _\/ | \/_
   Fredericton, NB CANADA          \|/        Fax:    (506) 453-3538
   E3B 6C2                          |



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