20 



MONTANA EXPERIMENT STATION BULLETIN 333 



TABLE 7.— MONTANA GRASSHOPPER 

 (Prediction for 1937) 



SURVEY (1936) 



Infestation 



County Egg 



Pet. 



Big Horn 33.9 



Blaine 3.3 



Broadwater 3.3 



Carbon 20 



Carter — 



Cascade 15 



Chouteau 13.5 



Custer 28 



Daniels 5 



Dawson 25.5 



Fallon — 



Fergus 16.1 



Gallatin 26.0 



Garfield 



Glacier 2.5 



Golden Valley — 



Hill 10 



Jefferson 25 



Judith Basin 10 



Lewis and Clark 32.5 



Liberty 3 



Madison 26.6 



McCone 1.25 



Musselshell — 



Park 46 



Petroleum 5 



Phillips 7.6 



Pondera 33.4 



Powder River — 



Prairie 39.4 



Richland 6.3 



Roosevelt 3.9 



Rosebud 24.3 



Sheridan 20.8 



Stillwater 19.1 



Swcetgrass 30 



Teton 23.3 



Toole 



Treasure 35 



Valley 18.9 



Wheatland — 



Wibaux 17.9 



Yellowstone 43.6 



Total To be Bait 



Adult Average crops treated necessary 



Cost 



Pet. 



24.4 



57.7 



14 



21 



13.1 



30 



34 



32 



56 



15.9 



25.6 



53.5 



13.7 



23.3 



70 



16.6 



38 



18 



48.5 



33.3 



21 



27.5 



17 



13.5 



38.4 



61 



37 



69 



27 



29.4 



52 



46.6 



12.0 



44 



29.5 



31 



29 



44 



20 



38 



17.1 



22.1 



23 



Pet. 

 33.9 

 21.4 



6.9 

 20.3 

 13.1 

 20.0 

 20.3 

 29.3 

 22.0 

 25.5 

 2.5.6 

 28.6 

 26.0 

 12.7 

 36.3 

 16.6 

 19.3 

 25.0 

 22.8 

 32.8 



9.0 

 26.9 



6.5 

 13.5 

 46.0 

 33.0 

 17.4 

 43.9 

 27.0 

 39.4 

 21.5 

 18.1 

 24.3 

 28.5 

 22.6 

 30.3 

 25.2 

 14.7 

 35.0 

 25.3 

 17.1 

 19.3 

 43.6 



Acres 

 139.019 

 188,609 



38,073 

 113,.523 



79,810 

 208,922 

 346.041 



85,838 

 222.422 

 219.041 

 149.652 

 359,999 

 143,606 

 118,929 



71,496 



37,036 

 316,688 



34,451 

 175,975 



84.1.58 



94,7.59 

 103,852 

 186.678 



52.698 



79,412 



40,376 

 187.776 

 175,830 

 126,6.54 

 105,607 

 255,917 

 322,202 



96,602 

 332,.582 

 122,982 



62.009 

 209,343 

 114.747 



36,462 

 282.563 



46,668 

 102,8.58 

 167,276 



Acres 



47.127 



40,362 



2,627 

 23.045 

 10,455 

 41.784 

 70.246 

 2.5.151 

 48.933 

 55,8.55 

 38,310 

 102.960 

 37.338 

 15.104 

 25.953 



6.150 

 61.121 



7.407 

 40.122 

 27.604 



8.. 528 

 27.936 

 12.134 



7.114 

 36,530 

 13, .324 

 32,673 

 77,189 

 34,196 

 41,609 

 55,022 

 58,319 

 23,474 

 94.786 

 27,794 

 18,789 

 52,7.54 

 16,868 

 12,762 

 71,488 



7,980 

 19,858 

 72,932 



Tons 



235.64 



201.81 



1.3.14 

 11,5.23 



52.28 

 208.92 

 351.23 

 125.76 

 244.67 

 279.28 

 191. .55 

 514.80 

 186.69 



75..52 

 129.77 



30.75 

 30.5.61 



37.04 

 200.61 

 138.02 



43.64 

 139.68 



60.67 



35.57 

 182.65 



66.62 

 163.37 

 385.95 

 170.98 

 208.05 

 275.01 

 291.60 

 117.37 

 473.93 

 138.97 



93.95 

 263,77 



84.34 



63.81 

 3.57.44 



39.90 



99.29 

 364.66 

 7758.64 



$.5891.00 

 .5045.25 

 328..50 

 2280.75 

 1.307.00 

 .5223.00 

 8780.75 

 3144.00 

 6116.75 

 6982.00 

 4788.75 



12870.00 

 4667.25 

 1888.00 

 3244.25 

 768.75 

 7640.25 

 926.00 

 5015.25 

 34.50..50 

 1066.00 

 3492.00 

 1516.75 

 889.25 

 4566.25 

 1665.. 50 

 4084.25 

 9648.75 

 4274.50 

 5201.25 

 6877.75 

 7290.00 

 2934.25 



11848.25 

 3474.25 

 2348.75 

 6594.25 

 2108.50 

 1595.25 

 8936.00 

 997..50 

 2482.25 

 9116..50 

 $193,966.00 



Total acreage involved 1,551.763 



Tons of bait needed 7,7.58.64 



Cost $193,966.00 



Control work in early spring can be concentrated on about 10 per 

 cent of the area which will otherwise be infeste(d before the sum- 

 mer is over. 



Seventeen WPA projects on cricket control were prepared in 



