[Pollinator] Pollinator Digest 1: fact checking

Mon Nov 9 11:12:58 PST 2015

Hi,
I believe Dr. Frank Drummond at the University of Maine can answer your
question about pollinators of blueberries and cranberries, he has a recent
or still continuing study in this area.

Thanks, Liz Blaker

On Monday, November 9, 2015, <pollinator-request at lists.sonic.net> wrote:

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> Today's Topics:
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>    1. Fact Checking? (Peter Bernhardt)
>    2. Re: Fact Checking? (carloshvergara at yahoo.com <javascript:;>)
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> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sat, 7 Nov 2015 11:14:16 -0600
> From: Peter Bernhardt <bernhap2 at slu.edu <javascript:;>>
> To: Bee United <beemonitoring at yahoogroups.com <javascript:;>>,
> Pollinator List-serv
>         <pollinator at lists.sonic.net <javascript:;>>
> Subject: [Pollinator] Fact Checking?
> Message-ID:
>         <CACxVh_zcp5GFvJho_=6iBdo_6HmP+9f5eCwF1z64T4My=
> P7hbA at mail.gmail.com <javascript:;>>
> Content-Type: text/plain; charset="utf-8"
>
> Within the last week there two statements appeared regarding the the
> pollination of crops.  The comments of members working on bee-pollination
> of crops would be appreciated.
>
> 1) November 5, Saint Louis U.  A bee conservation lecture series was held.
> One of the speakers was Gerald Hayes from Monsanto on the role of honeybees
> and our food supply.  Hayes insisted that our North American, cultivated,
> cranberries were pollinated by honeybees.  Is this correct?  I remember a
> seminar by Jim Cane emphasizing the importance of native megachilids for
> cranberry pollination.  The speaker also insisted that blueberries were
> pollinated primarily by honeybees in North America.
>
> 2) CJ Bradshaw and Paul Ehrlich released a coauthored by book from
> University of Chicago Press (my publisher) last month.  On page 58 the
> authors insist that Trigona (species not identified) pollinates 90 species
> of crop plants including coffee.  I know that most coffee marketed today is
> self-pollinating although it still yields sufficient nectar for introduced
> honeybees to make honey but what of the other 89 other crop species?  I am
> aware that Trigona pollinate avocados, macadamias and a few other fruit/nut
> trees but, generally speaking, their bodies are too small to contact both
> anthers and stigmas as they forage.
>
> Peter
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> Message: 2
> Date: Mon, 9 Nov 2015 18:10:04 +0000 (UTC)
> From: <carloshvergara at yahoo.com <javascript:;>>
> To: Peter Bernhardt <bernhap2 at slu.edu <javascript:;>>, Bee United
>         <beemonitoring at yahoogroups.com <javascript:;>>,     Pollinator
> List-serv
>         <pollinator at lists.sonic.net <javascript:;>>
> Subject: Re: [Pollinator] Fact Checking?
> Message-ID:
>         <37398710.2143256.1447092604953.JavaMail.yahoo at mail.yahoo.com
> <javascript:;>>
> Content-Type: text/plain; charset="utf-8"
>
> Hi, Peter.
> I have recorded Scaptotrigona mexicana pollinating coffee in Veracruz,
> Mexico and Scaptotrigona ederi pollinating coffee in Santa Elena Ecuador.
> They are indeed small, but they move intensively about the coffee flowers
> and chew on the anthers to collect pollen.
> I am attaching a photograph of S. mexicana and a very short
> (unfortunately) video of S. ederi.?Carlos H. Vergara
>
>
>
>      El Lunes, 9 de noviembre, 2015 11:54:28, Peter Bernhardt <
> bernhap2 at slu.edu <javascript:;>> escribi?:
>
>
>  Within the last week there two statements appeared regarding the the
> pollination of crops.? The comments of members working on bee-pollination
> of crops would be appreciated.
> 1) November 5, Saint Louis U.? A bee conservation lecture series was
> held.? One of the speakers was Gerald Hayes from Monsanto on the role of
> honeybees and our food supply.? Hayes insisted that our North American,
> cultivated, cranberries were pollinated by honeybees.? Is this correct?? I
> remember a seminar by Jim Cane emphasizing the importance of native
> megachilids for cranberry pollination.? The speaker also insisted that
> blueberries were pollinated primarily by honeybees in North America.?
> 2) CJ Bradshaw and Paul Ehrlich released a coauthored by book from
> University of Chicago Press (my publisher) last month.? On page 58 the
> authors insist that Trigona (species not identified) pollinates 90 species
> of crop plants including coffee.? I know that most coffee marketed today is
> self-pollinating although it still yields sufficient nectar for introduced
> honeybees to make honey but what of the other 89 other crop species?? I am
> aware that Trigona pollinate avocados, macadamias and a few other fruit/nut
> trees but, generally speaking, their bodies are too small to contact both
> anthers and stigmas as they forage. ??
> Peter
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