Maize phloem mass transfer rate

Ricardo J Salvador rjsalvad at IASTATE.EDU
Tue Jun 2 18:27:02 EST 1992


In article <1992Jun1.225828.26450 at doc.ic.ac.uk>, ajt at swan.doc.ic.ac.uk (Tony
Travis) writes:
> We are measuring, amongst other features, the mean radius of cells and
> cell wall thickness in Co125 and W401 maize internodes.  Is the
> diameter of phloem cells one of the physical limitations you are
> interested in?

Yes.  This would allow estimation of total sieve tube cross-sectional area.
In combination with known dry matter partition in various sinks, this allows
measurement of the mass transfer rate.  Coincidentally, W401 is one of the
entries I am working with as well.

Ricardo Salvador      | Internet:   rjsalvad at IASTATE.EDU | "Thou art a little
1126 Agronomy Hall    | BITNET:     a1.rjs at ISUMVS        | soul bearing about
Iowa State University | CompuServe: 71570,212            | a corpse."
Ames, IA 50011-1010   | GEnie:      R.Salvador           | -Marcus  Aurelius-



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