Hi Shelly, yes I think experimenting with onions will be a great start & when I get it right I'm going to treat some beautiful large white hippeastrums that I bought & are heavily infected with virus.. They are perfect test subjects & I would like to keep them healthy until they give me seeds. Steven : ) On 10/05/2013, at 7:40 AM, Shelley Gage <s.gage100@hotmail.com> wrote: > We used to fill onion bags and put them in a hot water treatment tank designed for banana suckers, then leave them to dry for a week or so before replanting as a method of keeping the stock clean. >> To: pbs@lists.ibiblio.org >> From: pbs@pilling.demon.co.uk >> Subject: Re: [pbs] Heat treatment for mosaic virus >> >> Hi, >> >> In message <BAY156-W248FECDB93ECAC113B9B1FAEA40@phx.gbl>, Alberto >> Castillo <ezeizabotgard@hotmail.com> writes >>> recover. The reason is evident: to reach 46 C at the core the outer >>> portion must be almost boiled. >> >> The laws of thermodynamics beg to differ. If your bulbs are exposed to a >> constant 46C for long enough (above there is mention of 2 hours) the >> temperature at the centre will be the same as outside. >> >> >> -- >> David Pilling >> email: david@pilling.demon.co.uk >> web: http://www.davidpilling.net/ >> >> _______________________________________________ >> pbs mailing list >> pbs@lists.ibiblio.org >> http://pacificbulbsociety.org/list.php >> http://pacificbulbsociety.org/pbswiki/ > > > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/