[pbs] permanent clones??
Rodger Whitlock
totototo at pacificcoast.net
Tue Jul 6 16:15:49 EDT 2004
On 6 Jul 04 at 9:35, zonneveld wrote:
> ...most clones of vegetatively propagated plants have to be
> replaced by new ones due to loss of vigour.
But isn't that loss of vigor usually due to the slow buildup of the
viral titer?
I am aware of a number of old clonal cultivars that were very weak
and very tricky to keep going but which recovered vigor when put
through tissue culture to eradicate viruses.
--
Rodger Whitlock
Victoria, British Columbia, Canada
"To co-work is human,
to cow-ork, bovine."
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