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Grasshoppers: Their Biology, Identification and Management.
Outbreak Info.
 

National Cumulative Nymph Grasshopper Density (Aug 8, 2003)
 

   15 and above
   8 to < 15
   3 to < 8
   0 to < 3

(3141)
(2520)
(5752)
(17450)

Image of 2003 National Grasshopper Nymphal Survey Map.

 

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