North American Fruit Explorers mailing list at ibiblio

[Anton Callaway <marillen@earthlink.net>]

What's the reasoning behind the spray at 50% leaf drop? 
Anton

-----Original Message-----
>From: Mark Angermayer <hangermayer@isp.com>
>Sent: May 21, 2009 10:10 PM
>To: fuwafuwausagi@muchomail.com, North American Fruit Explorers 
><nafex@lists.ibiblio.org>
>Subject: Re: [NAFEX] Pear leaf blister mite
>
>I had pear blister mite for several years and never knew what it was.  Ed
>Fackler helped me figure it out.  It only attacked some pears, even though
>they are all in the same row.  I did an oil  spray last fall at 50% leaf
>drop, then again before bud break.  It pretty much eliminated it this
>season.
>
>Mark
>KS
>----- Original Message ----- 
>From: "fuwa fuwa usagi" <fuwafuwausagi@muchomail.com>
>To: <nafex@lists.ibiblio.org>
>Sent: Thursday, May 21, 2009 8:47 PM
>Subject: [NAFEX] Pear leaf blister mite
>
>
>> Okay so I have something that looks like pear leaf blister mite damage,
>reference:
>>
>> http://oregonstate.edu/dept/nurspest/pear_leaf_blister_mite%20closeup2.htm
>>
>> Here is the thing I find odd.  It only occurs on the same tree every year
>(Harvest Queen) which is next to Harrow Sweet which suffers no damage nor do
>the other pear trees in the area.  Year after year it is only this tree that
>suffers. More - there is one branch of Warren grafted to this tree and it
>never suffers damage.  Any thoughts?
>>
>> Curious,
>>
>> the fluffy one
>>
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