﻿DEPARTMENT 
  OF 
  THE 
  INTERIOR. 
  

  

  SECOND 
  REPORT 
  

  

  OF 
  THE 
  

  

  UNITED 
  STATES 
  

  

  ENTOMOLOGICAL 
  COMMISSION 
  

  

  FOR 
  

  

  THE 
  YEARS 
  1878 
  AND 
  1879, 
  

  

  RELATING 
  TO 
  THE 
  

  

  ROCKY 
  MOUNTAIN 
  LOCUST, 
  

  

  AND 
  THE 
  

  

  WESTERN 
  CRICKET 
  

  

  AND 
  TREATING 
  OF 
  

  

  THE 
  BEST 
  MEANS 
  OF 
  SUBDUING 
  THE 
  LOCUST 
  IN 
  ITS 
  PERMANENT 
  BREEDING* 
  

  

  GROUNDS, 
  WITH 
  A 
  VIEW 
  OP 
  PREVENTING 
  ITS 
  MIGRATIONS 
  INTO 
  THE 
  

  

  MORE 
  FERTILE 
  PORTIONS 
  OF 
  THE 
  TRANS-MISSISSIPPI 
  COUNTRY, 
  

  

  IN 
  PURSUANCE 
  OF 
  APPROPRIATIONS 
  MADE 
  BY 
  

  

  CONGRESS 
  FOR 
  THIS 
  PURPOSE, 
  

  

  WITH 
  

  

  m:a:ps 
  and 
  illustrations. 
  

  

  WASHINGTON: 
  

  

  GOVERNMENT 
  PRINTING 
  OFFICE. 
  

   1880. 
  

  

  