Butternut (Juglans cinerea) decline question.

Mike the Tree Doctor mlamana at bestweb.net
Sat Jan 22 16:10:21 EST 2000


And Thalidamide was prescribed for morning sickness...your point?

Mike the Tree Doctor
www.treedoctors.com


Harold Lindaberry <harlind at epix.net> wrote in message
news:3889BEC3.466CE54E at epix.net...
>
>
> Starbuck wrote:
>
> > Dormant oil sprays are recommended for macro-organisms that live through
the
> > winter on buds, twigs, leaves, and trunks of trees and other woody
plants.
> > It's generally an insecticide.  I'm not familiar with any oil spray
> > recommendations for fungal diseases.
>
>     In the past dormant oil sprays containing dinitro or Elgetol ( or
other
> mercury compounds  ) were commonly used and were quite effective in
reducing
> primary infection of apples. as well as control of over wintering insects.
>
>
>
>  Nature limits what we can do, Science limits what we understand,
> Theory what we can think, and Religion what we can hope " Lindaberry
> 1998
>
> Harold Lindaberry    reply E - mail    harlind at epix.net
> visit OXGORE website at  http://www.epix.net/~harlind
> RESEARCH GOES WHERE RESEARCH LEADS
>
>
>
>
> >
> >
> > kbonnici at ivory.trentu.ca wrote in message ...
> > >
> > >I wonder if an early spring dormant-oil spray would do any good (as
long as
> > all
> > >dead leaves were removed from the vicinity)? I've never used it for
fungal
> > >pathogens, so I'm not sure that its appropriate--does anyone know?
> > >
> > >Kellie
> > >In article <kbnh4.602$H4.24999 at newsread2.prod.itd.earthlink.net>,
> > "Starbuck" <pmdlandarch at xearthlink.net> writes:
> > >>Some nut trees tend to bear heavily in alternate years anyway.  They
spend
> > a
> > >>year buildng up reserves for next year's crop.
> > >>
> > >>Butternuts are relatively short lived trees, seldom exceeding 75 years
at
> > >>the most.  Canker dieback seems to be the most common ailment.  It's
> > >>probably caused by a fungus.  The cankered portions should be removed
and
> > >>destroyed and (this is one of the few times such painting is
recommended)
> > >>the wounds should be painted with a fungicidal paint.
> > >>
> > >>Leaves that might also harbor fungus (brown leaf spot) and should be
raked
> > >>and destroyed.
> > >>
> > >>See "Diseases and Pests of Ornamental Plants" by Pirone for additional
> > >>information.
> > >>
> > >>
> > >>shadowlight wrote in message ...
> > >>>In article <3883EC94.347D41F6 at daviesand.com>, karl at daviesand.com
says...
> > >>>>
> > >>>>
> > >>>> Mike the Tree Doctor wrote:
> > >>>>
> > >>>> > Folks:
> > >>>> >
> > >>>> > I am very concerned with the decline of Butternut (Juglans
cinerea)
> > in
> > >>New
> > >>>> > England, and am seeking to educate myself. In the areas in which
I
> > work
> > >>>> > these days (NY, CT, MA primarily) it is very seldom that I see
> > >>regeneration,
> > >>>> > due primarily to a paucity of reproduction-aged trees. On trees
that
> > >>are
> > >>>> > extant, canker-disease symptoms are nearly ubiquitous.
> > >>>> >
> > >>>> > Any URLs or stories on what the state of the art in research and
> > >>>> > intervention might be??
> > >>>>
> > >>>> You can order hard copies of some articles on butternut from the
> > Northern
> > >>Nut
> > >>>> Growers Association at http://www.icserv.com/nnga/btwalnut.htm.
Most
> > of
> > >>the
> > >>>> articles are from NNGA annual reports.  If you're near Cornell,
Arnold
> > >>>> Arboretum, Carey Arboretum, or the CT Ag Experiment Station, they
have
> > >>>> subscriptions to the annual reports.  Most major university
libraries
> > >>have
> > >>>> subscriptions too (not UMass, however).
> > >>>
> > >>>um, do any of these articles have information useful to owners of
> > >>>butternuts? i have 2, about 25-30 years old & was told they have
canker
> > >>>when i bought the house. thay didn't produce this year, but neither
did
> > >>>any of the other nut trees (black walnut & carpathian walnut. there
were
> > >>>a very few shagbark hickory nuts). i'm very fond of butternuts & i'd
like
> > >>>to save the trees if possible
> > >>>lee
> > >>
> > >>
>






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