Re: AG Genetics - Seed Color
Andy,,,
Outstanding Idea.........
andy wolf wrote:
> I think its a good idea to track the lesser known traits because with
> enough data, we might find a correlation between some of these traits and
> pumpkin weight. Here's an idea: why don't we make up some kind of sheet for
> the weigh off sites to give to each entry to fill out. These sheets would
> be filled out after the official weight recorded and would include the OTT
> measurments, parentage, number of fruit on the plant at harvest, approx.
> number of leaves, growing space, stem length, and seed color. Even the
> smaller ones would count because then we'd have a better idea of what
> percent of seeds from a pumpkin grow the giants. What other things could we
> use? Is this a good idea?
>
> Andy Wolf
>
> -----Original Message-----
> From: Harold Eddleman Ph.D. <indbio@disknet.com>
> To: pumpkins@mallorn.com <pumpkins@mallorn.com>
> Date: Tuesday, April 06, 1999 5:28 PM
> Subject: AG Genetics - Seed Color
>
> >>From Harold Eddleman
> >
> > Mike N., does your data base already contain info on simple traits
> >seen in the parent for any of the AG fruits in your database?
> >
> > If we decided to get serious about simple traits in AG we could
> >develop a form to be completed by the cooperating grower of each AG
> >plant. Corn and chicken breeders do that.
> >
> >Dear Fellow AG Growers
> > Some Atlantic Giant seeds are TAN (brown) color and some are WHITE.
> >Does anyone know whether the genetics of this seed color is known? It is
> >not given on the CGC Gene List. If not known, this may be a simple trait
> >for which we could determine the genetics by pooling our info.
> > We would try to determine whether it is a singe locus and whether
> >brown or white is dominant. Since all the seeds in a fruit are the same
> >color we will have to have the seed color for many fruits. Are all TAN
> >seeds the same color or do different fruits have differing colors of
> >TAN?
> > During 1999 I plan to cross 750 McIntyre 1998 (white) X 690 Sproule
> >1997 (TAN seeds). I will then hope to follow the seed color of the
> >following generations. I will follow all traits that I can identify.
> > If white seeds are recessive then I know the McIntyre seed is t/t and
> >the Spoule seed is T/T or T/t. This is assuming these plants are diploid
> >and not polyploid. By courtesy of Mike N and Barb K, I have a
> >pedigree for both of the seeds I will plant.
> > The Tan seed has the ancestors shown below. Can you tell me the color
> >of the seeds which were found inside any one or more of these fruits? If
> >you know anything about the plant which grew one of these fruits, that
> >could lead to discovering the genetics of other traits. For example,
> >consider the plant which produced 941 Eaton 1997, it would be great to
> >learn that plant had purple leaves, white flowers, no hairs on vines and
> >leaves, no roots at the vine nodes, no lobes on leaves (entire margins),
> >red stems on each fruit, no side (axillary) vines, the word DILL on the
> >bottom side of every leaf, or anything else which might have a genetic
> >basis.
> > If there is enough interest, I will begin developing a form and
> >display it on my website. If you want to cooperate in this genetic study
> >you could print and complete the form for each plant you grow during
> >1999. It will take some time to develop such a form and the instructions
> >for it. We would begin by you sending me an email listing the AG mutants
> >(leaf colors, stem colors, etc) which you have seen.
> > Knowing the inheritance of such traits might be useful to AG breeders.
> >Sometimes genes affecting yield are on the same chromosome with a simple
> >visible trait. Corn and chicken breeders use such traits in selecting
> >parents for matings. Chemical assays can be used also. Chicken breeders
> >use blood types and plant breeders use enzyme assays since about 1955.
> >--------
> >What color seeds were found in each of these fruits?
> >--the proband is: (proband means the initial plant in a genetic study)
> >690 Sproule 1997 -- had TAN seeds
> >--parents of 690 Sproule 1997: (parents of proband)
> >941 Eaton 1996
> >1006 Greer 1996
> >--grandparents:
> >663 Eaton 1995
> >887 Orr 1995
> >680 Dill 1994
> >697 Ciliberto 1994
> >--g g
> >910 Nelson 1994 UOW
> >804 Zehr 1994
> >945.5 DeJong 1994
> >990 Bax 1994
> >792 Holland 1993
> >500.5 Dill 1989
> >502.5 Ciliberto 1991
> >722 Holland 1992
> >--ggg
> >740 Holland 1993
> >827 Holland 1992
> >636 MacDonald 1993
> >755 Craven 1993
> >721.5 Eaton 1993
> >836 Craven 1993
> >721.5 Eaton 1993
> >511 Woodward 1993
> >827 Holland 1992
> >722 Holland 1992
> >-- one plant unknown --
> >575.5 Dill 1988
> >821 Stellpflug 1990*
> >530 Gancarz 1989
> >575.5 Dill 1988
> >742 Waterman-Fisher 1991
> >
> >You may send the info you have on the color of any these seeds to my
> >E-address below. I will keep you posted. I will display the incoming
> >data on a web page which you can find via my index page URL below. I
> >will begin the page when info comes in.
> > If you have any other comments about the above seeds such as leaf
> >color and shape, etc. I would like that info.
> >
> >--
> >Harold Eddleman Ph.D. Microbiologist. i*@disknet.com
> >Location: Palmyra IN USA; 36 kilometers west of Louisville, Kentucky
> >http://www.disknet.com/indiana_biolab/pk.htm
> >
> >
> >
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> >
>
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