North American Fruit Explorers mailing list at ibiblio

[David.Maxwell@dal.ca]

Any information on Round Headed Apple Tree borers (Saperda candida) and 
nematodes??  Where does one get such nematodes?


On 7 Mar 2008 at 7:42, Lon J. Rombough wrote:

> 
> 
> STORY LEAD:
> Environmentally-Friendly Controls for Peach Tree Pests
> ___________________________________________
> 
> ARS News Service
> Agricultural Research Service, USDA
> Sharon Durham, (301) 504-1611, sharon.durham@ars.usda.gov
> March 7, 2008
> --View this report online, plus photos and related stories, at 
> www.ars.usda.gov/is/pr
> ___________________________________________
> 
> Peach growers combat several insects that harm their crop, usually 
> using chemical pesticides to do so.  Agricultural Research Service 
> (ARS) scientists in the Southeastern Fruit and Tree Nut Research 
> Laboratory in Byron, Ga., are seeking environmentally friendly 
> alternatives.
<SNIP> 

> 
> The scientists knew from lab studies that another peach pest, the 
> lesser peachtree borer, is also highly susceptible to S. carpocapsae.  
> But the researchers also realized that controlling the lesser peachtree 
> borer would be more difficult because they attack trees 
> aboveground--where the nematodes dry out and are less effective.
> 
> To deal with this problem, the researchers applied S. carpocapsae 
> nematodes to tree wounds and then covered the wounds with 
> moisture-holding bandages.  In the first trial, 100 percent lesser 
> peachtree borer mortality was attained in five days.