Re: [compost_tea] Re: Does herbicide kill soil microorganisms?
Hi Merla - will the county buy thm animules along the road? sounds primitively good. ? Bob
David Hall <dchall8_at_texas.net> wrote:Hi Merla,
left with beef, lamb, cabrito, eggs, and broilers to sell or eat.
The entire system runs on solar energy, not petro energy.
David Hall
San Antonio, TX
--- In compost_tea_at_yahoogroups.com, Herb and Merla Barberie
<herbnmerla_at_s...> wrote:
> In Weed Committee discussions here in Bonner County, Idaho, a
member of
> the Committee has stated that he has read research that states that
> herbicide does not kill mycorrhizal fungi. I need research papers
and
> personal communication from a microbiologist(s) that herbicide (We
use
> "Curtail" (2,4-D & Clopyralid) and Triclopyr.) does kill soil
> microoganisms.
>
> I will be presenting implementation documents and goals from the
Iowa
> Integrated Roadside Vegetation Management program..."IRVM was
started
> in Black Hawk County in 1985 as a new concept used on county rural
> roadsides. IRVM integrates native vegetation with appropriate
> management techniques to produce a roadside that is resistant to
weed
> invasion and soil erosion, yet requires little or no
> maintenance."..."There are three principles which govern the
management
> of natural, perennial vegetation: 1) Nature does not allow bare
soils
> to exist. 2) Bare soils are revegetated by successions of plant
grops
> till a "Most fit" community of plants develops on the site. 3)
> Disturbance of the vegetative cover reverses the succession of
> revegetation back to the bare soil starting point."..."Success
demands a
> change in the philosophy guiding the management of roadside
vegetation
> from one of weed eradication to weed prevention. This
necessitates the
> protection and husbandry of existing, perennial, herbacveous
> vegetation." This program does use herbicide, but they have
gotten it
> down to spot spraying and they stress the importance of mechanical
brush
> removal instead of raising the nozzle. I'm trying to find a middle
> ground here between our Rapid Lightning Project and the county's
blanket
> herbicide spraying for weeds and brush control. They're even
talking
> about putting a clause in the ag and timber tax exemption to
remove the
> exemption if the property has weeds. This is going to cause a big
> uproar about invasion of privacy and if passed would greatly
impact the
> certified organic small farmers market growers who operate on a
> shoestring.
>
> Bonner County does not reseed soil they disturb on the roadside
when
> they reditch the roads and other maintenance activities. I'm at
least
> trying to get them to do that. The Iowa program stresses the
planting
> of native grasses and forbs and states that herbicide application
> weakens grass stands. (Doesn't mention anything about killing
> microorganisms which I think is the key to having strong turf
stands.)
> Anything anybody has on this that I could use would be appreciated.
>
> Best,
>
> Merla Barberie
> Member: Bonner County Noxious Weed Advisory Committee
> Leader: Rapid Lightning Non-Chemical Weed Control Project
> Sandpoint, Idaho
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Received on Mon Dec 08 2003 - 10:46:39 EST
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: Tue Feb 07 2012 - 14:14:56 EST