B6 



Grape — Continued. 



leaf-hopper-, xxi. 67, 79. 

 leaves eaten by Redheaded Flea- 

 beetle, xxi, 120. 

 Phylloxera, xiv. 7. 

 mode of using bisulphid of carbon 

 for. in France, xiii, 173. 

 Scale, xvii. XI: xxii. 120, 



character of infestation by. xxii. 120. 

 economic importance of, xxii. 120. 

 eggs of. xxii. 120. 

 treatment for. xxii. 120 

 -sphinx. Green, xxiii. 167. 

 subject to crown gall. xxii. 100. 

 Three-banded Leaf-hopper abundant 



on. xiv, 115. 

 treatment of. with hydrocyanic acid 



gas. xxii, 36. 37. 

 -vine Colaspis. xiii, 156. See Colaspis 



brunnea. 

 -vines, xxi, 3. 



Agallia novella on. xxi, 69. 

 cultivated and wild, injured by spe- 

 cies of Typhlocyba, xxi. 78. 79. 

 defoliated by Dark-sided Cutworm, 



xxiii. 33. 

 destroved by Anomala undulata, 



xxiii, 1S6. 

 injured by Mealy Flata. xxi. 84. 

 by outbreak of Sphragisticus. neb- 

 ulosus, Geoica bullatus. and 

 Nysius angustatus, xxi. 94. 

 by tree-crickets, xxiii, 216. 

 Wild. Empoasca mali on, xxi. 78. 

 Grapes injured by Leptoglossus opposi- 

 tus. xxiii, 197. 

 bv Western Green Tune-beetle, xxiii. 

 102. 

 Graphops. xiii, 164. Addenda, T. 

 curtipennis, xiii, Addenda, I. 

 marcassita, xiii. Addenda, I. 

 pubescens. xiii. Addenda. I. 

 Grapta interrogationis, infection experi- 

 ment with larva of, xix, 105. 

 Grass and haycocks blackened with 

 grasshoppers. Misc. Ess.. 127. 

 Army-worm. xiv. 57. See Grass- 

 worm, 

 as food of burrowing web-worms. 

 xxiii. 96. 

 of Hedgehog Caterpillar, xxiii. 74. 

 of May-beetles, xxiv. 143, 146. 



Speckled Cutworm, xiv. 93. 

 of Thrips family, xxiii. 135. 

 bred in b] louse, xiii. 4°. 



bv root web -worm-, Misc. Ess.. 

 11. 

 Caterpillar, xiv. , : 

 Common Xegro-bug on. xxi, 100. 

 destroved or iniured bv Grass-worm, 

 xiv. 57. 62. 63. 



Grass — Continued. 



eaten by Common Striped Cutworm, 

 xxiii, 34. 

 by Dark-sided Cutworm, xxiii. 33. 

 by Toothed Flea-beetle, xxiii. 110. 

 eggs of cutworms on, xxi, 100. 

 Foxtail, as food plant of Sphenoph- 

 orus ochreus, xxii. 10. 

 Yellow Sorshum Flant-louse on, 

 xxiii. 210. 

 Hungarian, as food of Army-worm, 



xxiii. 40. 

 infested by Flea Xegro-bug. xvi, 51. 

 by Geoica squamosa, xviii. 99, 100. 

 by Frairie Walking-stick, xxiii. 211. 

 by Trama erigeronensis, xviii. 93. 

 bv Woollv Grass Root-louse, xviii. 

 ' 104. 105. 

 injured by corn bill-bugs and their 

 larva?, xvi. 61. 62, 63; xxiii. : : 

 by Crambus camurellus. xviii. XL 

 by meadow maggots, xvi, 7S. 79; 



xxiii. 161. 

 by sod web-worms, xxiii, 37. 

 injuries to. in Illinois, by grasshop- 

 pers, xxiii, 65. 

 injury to. bv White-grubs in Christian 



county. 111., xx. 29. 30. 31. 

 Johnson, infested by Larger Stalk- 

 borer, xxiii. 92. 

 June. See June Grass, 

 -lands. Asaphes decoloratus collected 

 from, xviii. 45. 

 Campvlacantha olivacea taken in. 



xxiii. 213. 

 Wheat Wireworrn in collections 

 from, xviii. 37. 

 leave- as food of Fpica?rus imbrica- 



tus, xvi. 76. 

 -maggot. Black-headed, xiii. 57-59; 

 Misc. Ess., 91; xviii, 7: xxiii. 228. 

 See Black-headed Grass-maggot. 

 maggots, xviii. 4. 



Root-louse, xviii. 53. 57. 50. 68. 85-93. 

 and Corn Root-aphis contrasted, 



xviii. 60, 85. 

 description of. xviii. 90-93. 

 life history of. xviii. 88-89. 

 relations to ants, xviii. 89-90. 

 Woolly, xviii. 53. 104-106. 



tion ou xviii. 105-106. 

 roots as food of larva of Allorhina 

 nitida, xiii. 140. 

 of larva of Goldsmith-beetle, 

 xiii. 147. 



■onus grubs, xviii. 146. 

 wireworms. xxi. 162. 

 Schizoneura panicola on. xviii. S6. 

 ■' 



-eoparius on. xxii. 21. 



