Apple— Con tin t(cd. 



treatment of, with hydrocyanic 

 acid gas, 30, 32, 37, 38, 39, 40, 4 1 . 

 42. 

 -trees, destruction of infested, 

 40, 46, 50. 

 Apricot, crown-gall of, no. 

 infested by Walnut Scale, 115. 

 subject to attack by Peach-tree- 

 Borer, 100, 122. 

 to peach fruit-spot, loi. 

 Armillaria mellea, in. 

 Arsenical sprays for Canker-worm, 



139- 

 for Tent-cateri)illar, 135. 

 for Tussock-moth, 137. 

 Arsenite of lime for Canker-worm, 

 cost of application, 141. 

 Ash infested by Putnam Scale, 1 15- 

 Aspidiotus uva-, 120. See Grape 

 Scale. 

 Aulacaspis rosae, 120. See Rose 

 Scale. 



B 



Bacillus amylo\orus, 124. Sec 



Pear-blight. 

 Bag-worm, appearance of, at dif- 

 ferent seasons, 102, 103. 

 egg-masses of, 102, 103, 135. 

 measures against, 136. 

 trees infested by, 102. 

 Bark-lice, 100, 104, 112. See under 



Scale insects. 

 Basket-worm, 13!;. Sec Bag-worm. 

 Beans injured by Colaspis brunnea, 



145, 148. 

 Beech infested by Putnam Scale, 1 1 5. 

 Beets injured by Colaspis brunnea, 



145, 148. 

 Bill-bug, Blue-grass, 3. See under 

 Bill-bug, Little Brown. 

 Clay-colored, 9 17. See under 

 Sphenophorus ochreus. 

 Little Brown, 37. See under 

 Sphenophorus parvulus. 

 Bill-bugs, Corn, in Illinois, 1-26. 

 life history, 2. 



injury to Corn by, 1,2,3. (See 

 also under Sphenophorus.) 

 measures against i, 3. 



Bi il-bugs, Corn — Continued. 



recent bibliography of, 23-26. 

 Blackberry, anthrac^ose of, loi, 

 126. Se: under Anthracnose. 

 infested by Rose or Raspberry 



S:ale, 120. 

 subject t" crown-gall, loo. 

 Black-knot, 103. 

 appearance and effect of, loi, 



104, 125. 

 destructiveness in the East, 126. 

 fungus parasite causing, 125. 

 treatment for, 126. 

 trees subject to, loi, 125, 126. 

 Peach Aphis, 100, 103, 104, 107 

 no. See Peach-Ajihis, Black. 

 Blue-grass as breeding plant of 

 Sphenophorus parvulus, 3. 

 as food plant of larvte of bill- 

 bugs, 2, 3, 18. 



Bill-bug, 3-7. See under Sphe- 

 nophorus parvulus. 

 I5ordeaux mixture as protection 

 against crown-gall, iii. 

 for Blackberry and Raspberry 

 canes exposed to or affected 

 by anthracnose, 127. 

 for cut surfaces in checking 

 black-knot, 126. 

 Borer, Peach-tree, 99, 100, 104, 121- 

 124. See under Peach-tree Borer. 

 Borers, 103. 

 Braucher, K. \V., 28,34,39,40,42, 



45. 47, 48, 50- 



Bridgewater, John C, 14. 



Bruner, Lawrence, on Sphenopho- 

 rus parvulus, 6. 



brunnea, Colaspis, 145. 



Buckwheat injured by Colaspis 

 brunnea, 145, 148. 



Bulletin of the California Agricul- 

 tural Experiment Station cited, 



31. 32. 



Cornell University Agricultural 

 Experiment Station cited, 122, 

 132. 



Entomological Division of the 

 LI. S. Department of Agricul- 

 ture cited, 28, 29, 68, 149. 



Illinois Agricultural Experiment 

 Station cited, 1, 27, 67. 



