Skip to Content.
Sympa Menu

nafex - Re: [NAFEX] Ph of water used in spraying

nafex@lists.ibiblio.org

Subject: North American Fruit Explorers mailing list at ibiblio

List archive

Chronological Thread  
  • From: "Deirdre Birmingham" <deirdreb@mindspring.com>
  • To: "North American Fruit Explorers" <nafex@lists.ibiblio.org>
  • Subject: Re: [NAFEX] Ph of water used in spraying
  • Date: Wed, 15 Feb 2006 10:56:21 -0600

Thanks for this info. I know that we have hard water, and I need to get a
water test. So when one finds out the pH of their water, then what does one
do?

--Deirdre

Deirdre Birmingham,
southern WI


> [Original Message]
> From: Rodney <reveland@collinscom.net>
> To: <nafex@lists.ibiblio.org>
> Date: 2/15/2006 8:50:32 AM
> Subject: [NAFEX] Ph of water used in spraying
>
> I came across this website quite by accident.
>
> http://scarab.msu.montana.edu/extension/MT_PAT/Info/watereffects.htm
>
> Here is an interesting excerpt:
>
>
> As a general rule of thumb, the ideal pH for water used in spraying
> pesticides is slightly acidic (pH 4 -6). However, there are always
> exceptions. Make sure to read the label of the pesticide you intend to
use
> as there are always some exceptions. For example, some herbicides have
been
> known to break down in a sprayer tank when the pH is too acidic (pH less
> than 7). The sulfonylureas such as Ally, Escort, Amber, Harmony Extra,
> Express, and Accent may inactivate if left in the sprayer tank mixed in
> acidic water. Higher temperatures will also cause these herbicides to
> inactivate at a higher rate.
>
> Insecticides and fungicides, on the other hand, have been shown to break
> down in water that has a high pH (alkaline). This means that an
insecticide
> begins to break down once mixed with high pH water in the sprayer tank.
> Fungicides such as Benlate, Bravo and Captan can also inactivate quickly
if
> left in the spray tank in an alkaline water source
>
>
> This might explain why some folks get very different results than others
> when using the same product. I never paid attention to the labels to see
the
> part about the ph of water. Did you?
>
> Rodney Eveland
>
> Northeast Wyoming
>
>
> _______________________________________________
> nafex mailing list
> nafex@lists.ibiblio.org
>
> Reproduction of list messages or archives is not allowed.
> This includes distribution on other email lists or reproduction on web
sites.
> Permission to reproduce is NEVER granted, so don't claim you have
permission!
>
> **YOU MUST BE SUBSCRIBED TO POST!**
> Posts from email addresses that are not subscribed are discarded.
> No exceptions.
> ----
> To subscribe or unsubscribe, go to the bottom of this page (also can be
used to change other email options):
> http://lists.ibiblio.org/mailman/listinfo/nafex
>
> File attachments are NOT stripped by this list.
> TAKE STEPS TO PROTECT YOURSELF FROM COMPUTER VIRUSES!
> Please do not send binary files.
> Use plain text ONLY in emails!
>
> NAFEX web site: http://www.nafex.org/






Archive powered by MHonArc 2.6.24.

Top of Page