Report on the Rocky Mountain locust and other insects now injuring or likely to injure field and garden crops in the western states and territories . MAP SHOWING THE DISTRrBUTION of the CHINCH BUG (BLISSUS LEUCOPTERUS) Regions most of Wheat culti-vation in eastern )fSlatuti;Milfs50 KJO lOO 200 250 a(X) MU 400 •^ell ^ 3 AiJii. I?. r. 8. Geolo. ami Geojjr. Surv. for 1675.

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Keywords: ., bookcentury1800, bookdecade1870, booksubjectb, booksubjectinsects