Re: Segements and Pollination/fertilization

Terry,
As I suggested earlier you could do this using Jack-be-little pumpkins in a
reasonable area.
Stewart ACT
sdeans@pcug.org.au
-----Original Message-----
From: Terry LynnSullivan <tls@rica.net>
To: pumpkins@mallorn.com <pumpkins@mallorn.com>
Date: Monday, 8 December 1997 9:18
Subject: Re: Segements and Pollination/fertilization


>I have noticed that there has been minimal response to this. I think we all
>kept hoping someone else would take it. I was too busy to answer it then,
but
>will take a shot at it now.
>    Due to individual pollination of each section's seeds, the genetic
>variation should be phenominal. But not as totally bewildering as it
sounds.
>Remember that since all the ova comes from the parent plant, you can, at
least
>be sure of those genes being contained somethere sithin the assorted seeds.
>the variation comes from the ability to have a different pollen parent for
>each segment's seeds.
>    While this increases the variation, since even with the same pollen
>parent; each grain of pollen has a different make-up than any other. As a
>result, yes, the seeds from each segment  could still produce offspring
that
>varied quite a bit from the offspring produced by any other segment.
>    Many plants are polinated by only 1 grain of pollen. Yet there is
>variation even among that seed. I beleive that the variation is more than
just
>between segment to segment, but the only way to discver this is by
"variation
>testing". We should have to take a pumpkin, carefully "deseed" it, noting
>which seeds came from which section & then plant all the seeds in specially
>marked plots. I would tend to want every seed planted, rather than a
>representative sample. This in case variation was minor.
>    It would be interesting to test this, & also the variation among the
>offspring of seeds contained in a single section. The only problem is how
many
>of us have a large estate with several hundred acres at our disposal?
>TerryLynn
>
>
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