Re: [nafex] Jim Fruth's comments.

The beads appear black to our eyes but the fruit is really an intense
purple, a color, heretofore, impossible to duplicate in a plastic bead.



-----Original Message-----
From: Jay Cutts
Sent: Saturday, January 30, 2016 10:00 AM
To: John S ; mailing list at ibiblio - Northamerican Allied Fruit
Experimenters
Subject: Re: [nafex] Jim Fruth's comments.

That's interesting. So it may be that a black bead doesn't reflect the
same spectrum of color as a black fruit.

Regards,

Jay

Jay Cutts
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On 1/29/2016 10:00 PM, John S wrote:
> The assumption that black fruit is less visible to birds is not correct.
> Fruit eating birds see further into ultraviolet than humans. A black
> fruit may, in fact, be much brighter in the UV than we can detect with out
> eyes. Fruits can signal ripening by changing color. We all know that.
> But we cannot see with our eyes how that ripe fruit may appear to birds.
> My source is an excellent article that appeared in Scientific American
> magazine many years ago. I am not able to locate the actual reference,
> but someone more skilled than I can likely find it. As I recall, part of
> the article did discuss how changes to UV fruit color was used by birds to
> detect ripening fruit.
>
> john s
>
>
> --------------------------------------------
> On Fri, 1/29/16, Maria <mariaschu@vtlink.net> wrote:
>
> Subject: Re: [nafex] Jim Fruth's comments.
> To: nafex@lists.ibiblio.org
> Date: Friday, January 29, 2016, 10:50 AM
> What about
> honeyberries/haskaps? The birds eat them all the second
> they
> ripen. Jim, have you tried blue
> beads on honeyberries or blueberries?
> Maria
> On
> 1/29/16 10:33 AM, Naomi Counides wrote:
> >
> Yes, thanks... got some good ideas from that.
> > Naomi
> >
> > -----Original Message-----
> > From: nafex [mailto:nafex-bounces@lists.ibiblio.org]
> On Behalf Of Jim Fruth
> > Sent: Friday,
> January 29, 2016 8:13 AM
> > To: mailing
> list at ibiblio - Northamerican Allied Fruit
> Experimenters
> > Subject: Re: [nafex] Jim
> Fruth's comments.
> >
> > Alan,
> > You
> have my permission to send it to anyone. I sent it to
> magazines in
> > US, UK, CA, Australia and
> Russia
> >
> > Jim
> >
> > -----Original
> Message-----
> > From: Alan Haigh
> > Sent: Friday, January 29, 2016 5:05 AM
> > To: nafex@lists.ibiblio.org
> > Subject: [nafex] Jim Fruth's
> comments.
> >
> > Jim, do
> you mind if I quote your comments on the Growingfruit.org
> forum?
> > Some members who don't also
> participate on nafex@lists might be
> interested.
> > I always thought this an
> ingenious strategy and reading it again I feel
> > foolish for never having tried it as
> you've been sharing this for a very
> >
> long time.
> >
> > I grow
> sour cherries and have ZERO bird problems. Why? I hang
> red plastic
> > 'cherries' in the
> trees and leave them in the tree the whole year around,
> > replacing them as they fade. Also, I put
> red painted stones in the
> > strawberries
> as soon as blooming is finished. The birds peck on the
> rocks,
> > hurt their beaks and don't
> come back. AND I hang raspberry shaped berry
> > beads around the perimeter of the red
> raspberry patch as soon as blooming is
> >
> done. It doesn't work 100% but it helps. Black berry
> beads do not work
> > with blackberry and
> black raspberry and I don't know why not.
> > __________________
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