[NAFEX] fungicide or antibacterial? (fireblight)
tolenio at sentex.net
Wed May 18 15:58:15 EDT 2005
Copper is not healthy for humans or fish either. Put a penny in a fish
tank and see what happens. Over time the fish die. Copper is also used
to deter root penetration, as they do not like it.
I asked my brother once, when I was young, why auto exhaust was not made
of copper (would not rust out). He told me it gave off poison gas when
As far as I know, copper is not good for many living things.
On Wed, 18 May 2005 12:41:46 -0700, Stephen Sadler <Docshiva at Docshiva.org>
> You wrote: "Fungicides kill fungi, not bacteria."
> Well, depends on the fungicide. Say you're a hunter with a rabbit gun
> an elephant gun. Would you say "elephant guns kill elephants, not
> I think a gun that would bring down an elephant would pretty much take
> of a wee rabbit, now, wouldn't it? There are many bacteria that don't
> copper solutions any more than fungi do. Copper hydroxide is labeled for
> many fungi, and bacteria as well.
> Stephen Sadler, Ph.D.
> USDA 9, AHS heat zone 8,
> Sacramento CA - Mediterranean climate
> -----Original Message-----
> From: nafex-bounces at lists.ibiblio.org
> [mailto:nafex-bounces at lists.ibiblio.org] On Behalf Of tanis cuff
> Sent: Wednesday, May 18, 2005 9:00 AM
> To: nafex at lists.ibiblio.org
> Subject: [NAFEX] fungicide or antibacterial? (fireblight)
> Reading the paragraph below reminded me of a comment in the current
> 'Pomona'. The fireblight article recommends spraying copper fungicide.
> Fireblight is a bacterium. Fungicides kill fungi, not bacteria. Is the
> fungicide spray intended to promote over-all health of orchard?
> Another question which the fireblight article prompts me to ask is about
> rubbing alcohol. I was taught you need to soak anything in rubbing
> for half-an-hour, to sterilize. Does anyone know if this is right?
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