223 



acres (complete), lowest intermediate points reached being 2,150 and 

 2,400 acres per township. 



Western Illinois. — Reports from 124 townships (for 1887 !) show in- 

 jury to corn slight in 36 (average wheat area in 1886=1,600 acres i^er 

 township), moderate in 7 (1,900 acres), considerable in 6 (nearly 2,100 

 acres); great in 2 (2,600 acres), ^^ery great in 2 (not given). Grass in- 

 jury averaged half that to corn. In 1886 the wheat areas (correspond- 

 ing to the first four degrees of Chinch Bug injury to corn) were 1,600, 

 1,900, nearly 2,100, and 2,600 acres, respectively, per township (the re- 

 maining grades being represented by too small a number of townships 

 to afford an average). The corresponding acreage of wheat for 1887 

 was 2,000, 2,400, 3,600, and 3,870, respectively. 



Central Illinois. — Reports from 177 townships (for 1887 ?) show injury 

 "to corn none in 110 (average wheat area per township in 1886=700 

 acres) j a little in 29 (not given) ; moderate in 5 (not given) ; considera- 

 ble in 11 (not given); great in 4 (not given); very great in 6 (3,100 

 acres); nearly complete in 11 (2,650 acres) ; complete in 1 (not given). 

 Wheat area in 1887 was 1,050 acres (damage to corn none), 2,000 (a 

 little), 1,100 (moderate), 2,400 (considerable), 3,000 (great), 3,900 (very 

 great), 3,500 (nearly complete). 



Eastern Illinois. — Reports from 94 townships (for 1887 ?) show iujury 

 to corn none in 65 (average wheat area per township in 1886=670 

 acres) ; considerable in 9 (nearly 1,800 acres) ; other headings gave too 

 small numbers to average. Wheat area for 1887 was 980 acres per 

 township (damage to corn none), 1,300 acres (a little), 2,200 acres (con- 

 siderable), other headings too small to average. 



Xorthern Illinois. — Reports show wheat areas for 1887 to be 333 

 acres per township (damage to corn [in 1887 ?] none), 337 acres (a little), 

 323 acres (moderate), 357 acres (considerable). 



Whole State of Illinois. — Reports from 793 townships (for 1887 ?) show 

 Chinch Bug injury to corn none in 384 (average wheat acreage per town- 

 ship in 1886=700), slight in 121 (1,100 acres), moderate in 30 (1,200 

 acres), considerable in 47 (1,500 acres), great in 37 (2,650 acres), very 

 great in 48 (2,200 acres), nearly complete in 102 (2,700 acres), and 

 complete in 24 (almost 4,500 acres). Reports from 811 townships for 

 1887 show average wheat acreage per township to be 952 (damage to 

 corn none), 1,275 (slight), 1,644 (moderate), 1,802 ? (considerable), 3,036 ? 

 (great), 2,423? (very great), 2,942? (nearly complete), ant 4,156? (com- 

 plete). Reports from townships for 1886 show Chinch Bug fnjury to 

 grass none in 525; slight in 130; moderate in 71; considerable in oQ; 

 great in 5 ; very great in 5 ; corresponding wheat acreage per township 

 increasing from less than 1,000 (damage none) to 4,400 (very great). 

 Reports from townships for 1887 show average wheat area per town- 

 ship 850 acres (Chinch Bug injury to small grain, including wheat, none), 

 2,600 acres (considerable), 2,600 acres (very great), and 1,450 (complete). 



Combining Chinch Bug injury to small grain, grasses, and corn, the 



