Re: [Re: squash]


Glenn

Many difficult to explain principles are involved with the inheritence of skin
color.  There are multiple genes involved, inherited seperatly, and linked in
some cases, and sometimes influencing the expression of eachother.  This makes
it rather difficult to explain.  As far as the influence of the male on color,
I don't want to say that it has particularly more importance, but in general
observation it seems to turn out that way.  I beleive this may be because of
recesive genes carried in the female that are unobserved, but are brought out
by homozygous male pollinators.  In any event, I will stick to my precocious
pumpkin gene being dominant over the precocious squash.
Getting into specific color inheritance is difficult, but it seems blue color
in sqush is recesive in some ways to green.  Also there seems to be an
inheritance of color intensity gene, but I am not clear on the entire
relationship.  The pigments themselves could be studied more in deapth.  There
are several things yet that I can't quite rationalize.  I am gaining knowledge
in some specific areas from my large quantity plantings, but I can only afford
to do reasearch into the intense dark orange genes.  
As far as the precocious green striped, I think this is related in some way to
heterozygous genotype, but of what degree I am not quite clear, but it seems
that precocious pumpkin is dominant in these cases.
I am always looking for more input.  I wish I had more time to work on this,
but I will keep trying to peice it together as I have time.


Nic Welty

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