Re: [GE] CANOLA CROSSBREEDS CREATE TOUGH WEED PROBLEM

Greg & Lei Gunthorp (hey4hogs@kuntrynet.com)
Sat, 24 Oct 1998 08:53:41 -0500

Is there a chance that there was round up resistant seeds had been scattered
across this field with a combine that had been in a roundup resistant
variety? I use Rape (forage Canola?) for interseeding in my corn fields.
Unless I am very careful about cleaning off the cultivator after seeding,
rape will be scattered all over my parents corn acres that are cultivated
after mine. Rape is very good about growing by just being scattered on the
ground.

How about it being too dry for a good kill from the Roundup? That was a
problem this year in North East Indiana and would have expected it to be
worse the farther north you went as we were only short on rain and not the
drought that they had north of us.

Also, is roundup resistance a problem for somebody that doesn't use roundup?
Take an organic farm. Would it matter if they have roundup resistant
johnsongrass or non resistant if they aren't going to use Roundup? I'm not
arguing that bio tech is good. I'm opposed to it for its eventual effects
of consolidation on the industry and I'm also not convinced in the religious
implications of combining various plants and animals.

Those three questions were just playing the Devil's advocate.

If it is true that Round up can pollinate and cause Roundup resistance in
the field, then somebody needs to look into the various crops that Roundup
resistance should and shouldn't be allowed in. Take soybeans for example.
They are not a volunteer weed problem. But corn and alfalfa would not be
the same. They can be serious weed problems. I guess in a way its just
like ending up with triazine resistant lambsquarter which is a problem in my
area. It ends up eliminating chemical choices. The more we rely on one
weed control method, I.e. Roundup. The more nature is going to show the
holes in our system. The more Roundup resistant plants the less Roundup
will be a sensible weed control choice. We can look at two ways. Science
is necessitating more science or Science is moving us closer each day to the
necessity for sustainable agriculture. I choose the later.
Best wishes,
Greg
Gunthorp's Pasture-ized Pork
LaGrange, Indiana (a stones throw from Ohio & Michigan)
hey4hogs@kuntrynet.com
visit our farm at www.grassfarmer.com

-----Original Message-----
From: colibri@west.net <colibri@west.net>
To: sanet-mg@amani.ces.ncsu.edu <sanet-mg@amani.ces.ncsu.edu>;
organic-certification@listserv.oit.unc.edu
<organic-certification@listserv.oit.unc.edu>
Date: Saturday, October 24, 1998 4:24 AM
Subject: [GE] CANOLA CROSSBREEDS CREATE TOUGH WEED PROBLEM

>"We always expected a level of natural outcross would occur within the
species."
>
>
>[GE] CANOLA CROSSBREEDS CREATE TOUGH WEED PROBLEM
>
>Oct. 15/98
>
>Western Producer
>
>Mary MacArthur
>
>Camrose bureau
>
>Canola resistant to Roundup herbicide has turned up in a northern Alberta
>farm where none was recently planted. On Tony Huethers farm near Sexsmith,
>the Roundup-tolerant trait appears to have been transferred through pollen
>movement to canola in a neighboring field.

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