[NAFEX] white druplet disorder-blackberries

lester davis lhdavis8 at knology.net
Sun Jun 29 21:23:17 EDT 2008


Should have written; use as 1/2 recommended strength
and use same amt of ammonia as SAFER SOAP.
----- Original Message ----- 
From: "lester davis" <lhdavis8 at knology.net>
To: "North American Fruit Explorers" <nafex at lists.ibiblio.org>
Sent: Sunday, June 29, 2008 6:12 PM
Subject: Re: [NAFEX] white druplet disorder-blackberries


> I've had the white druplets start for 3 or 4 years on
> hybrid blackberries.   I think it is from a very small moth
> or fly which can be seen when picking.
>
> Excellent results with SAFER SOAP in 47% solution,
> one company has it in 17% so get the 47%.  Use half
> strength and half ammonia.  Pump hand sprayer as high
> as possible and just fan the bushes, you don't have to
> drench.  Do this after next picking and you should see
> results by following picking, that is if you pick every
> three days.
>
> Please post results, I usually get 90 to 95%, sometimes
> better.
>
> ---- Original Message ----- 
> From: "Mark & Helen Angermayer" <hangermayer at isp.com>
> To: "North American Fruit Explorers" <nafex at lists.ibiblio.org>
> Sent: Sunday, June 29, 2008 4:30 PM
> Subject: [NAFEX] white druplet disorder-blackberries
>
>
>> We're started picking Arapaho blackberries now, and a high percentage 
>> have
>> several white (or tan) drupelets per berry.  The white drupelets shrivel
>> and
>> die and make the berries unappealing.  There doesn't seem to be a clear
>> consensus among experts as to the cause of this problem (i.e. sunburn,
>> temperature related, genetic, etc.)  I was wondering if anyone else is
>> seeing it this year.  Also how often does this occur.  Right now, it 
>> looks
>> like a significant amount of fruit will have to be thrown out, unless we
>> decide to make jam.
>>
>> Mark
>> KS
>>
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