Heat treatment for mosaic virus

Karl Church 64kkmjr@gmail.com
Wed, 08 May 2013 15:25:47 PDT
Very interesting, I just heard a presentation on soil solarization this
morning at a Master Gardener meeting. I don't think I would have thought to
use a hear treatment for a virus on bulbs. I'll have to share this info at
our next meeting.
Karl Church
Dinuba, CA
On May 8, 2013 3:17 PM, "Chernoff, Ellen A. G." <echernof@iupui.edu> wrote:

> Hi,
>      Since reading about heat treatment for mosaic virus in
> Hippeastrum, I thought I'd try it as a last resort for some affected
> bulbs I purchased from Thailand (mostly H.reticulatum or reticulatum
> hybrids).  I removed the existing leaves and roots, cut off excess
> basal plate and used a well-controlled hybridization oven in my lab.  I
> treated 9 small bulbs (largest 4.5 cm diameter) at 56 degrees C for 2
> hours.  When they sprouted up again there was still some viral pattern,
> though less, so I retreated them.  It required dusting  with rooting
> powder, but 2/3 have new small roots after a month and half are leafing
> out.  There is no sign of mosaic virus so far on the leaves.  (I warned
> my plant biologist colleagues I was doing this, but they did not seem
> concerned about the soybeans, strawberries, peas or arabidopsis, just
> joked about barbacued amaryllis).
> --Ellen C.
> --
> Dr. Ellen Chernoff, Ph.D.
> Associate Professor of Biology
> IUPUI-Biology SL 360
> 723 W. Michigan St.
> Indianapolis, IN 46202-5132
> 317-274-0591
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