﻿XIV 
  

  

  Japanese 
  pear 
  infested 
  by 
  San 
  Jose 
  

   Scale, 
  5. 
  

   I'lum 
  Infested 
  by 
  San 
  Jose 
  Scale, 
  27. 
  

   Jassoirtoa, 
  62. 
  See 
  under 
  Leaf-hoppers. 
  

  

  description 
  of, 
  64. 
  

   Jassus 
  inimiciis, 
  74. 
  

   Joe 
  Pye 
  Weed 
  as 
  food 
  plant 
  of 
  Acutalls 
  

  

  calva, 
  80, 
  

   Johnson, 
  W. 
  G.. 
  on 
  Greenhouse 
  Leaf- 
  

   roller, 
  106. 
  

   Jumping-jacks, 
  163. 
  See 
  Wireworms. 
  

   June-berry 
  infested 
  by 
  San 
  Jose 
  Scale, 
  5. 
  

   June-bugs, 
  163. 
  See 
  White 
  grubs. 
  

  

  Kale 
  as 
  food 
  plant 
  of 
  Cabbage 
  I'lusia, 
  

  

  152. 
  

   Kaltenbach, 
  J. 
  H., 
  Die 
  Pflauzciifeinde 
  aus 
  

   der 
  Klasse 
  der 
  Insekten, 
  cited, 
  

   82. 
  

   on 
  food 
  plants 
  of 
  Noctua 
  plecta, 
  

   105. 
  

   Kerosene 
  for 
  blister-beetles, 
  138. 
  

   for 
  Imbricated 
  Snout-beetle, 
  144. 
  

   for 
  leaf-hoppers, 
  64. 
  

   for 
  leaf-piercing 
  insects, 
  53. 
  

   for 
  plant-lice, 
  81. 
  

   for 
  Red 
  Spider, 
  59. 
  

   for 
  Sau 
  Jose 
  Scale, 
  2, 
  40, 
  41. 
  

   for 
  Tarnished 
  I'lant-bug, 
  92. 
  

   Sprayer, 
  "Eclipse," 
  40. 
  

  

  "Success," 
  tests 
  of, 
  41. 
  

   use 
  of, 
  by 
  orchardists, 
  for 
  scale 
  in- 
  

   sects, 
  2. 
  

   emulsion 
  for 
  False 
  Chinch-bug, 
  96. 
  

   for 
  leaf-hoppers, 
  63. 
  

   for 
  leaf-piercing 
  insects, 
  53. 
  

   for 
  Pegomyia 
  vicina, 
  62. 
  

   for 
  plant-lice, 
  81. 
  

   for 
  Red 
  Spider, 
  59. 
  

   Knot-weed 
  infested 
  by 
  Beet 
  Aphis, 
  159. 
  

  

  Lace-wing 
  flies 
  as 
  enemies 
  of 
  plant-lice, 
  

  

  81. 
  

   Lachnosterua, 
  103, 
  165. 
  

  

  rugosa, 
  iujury 
  to 
  Beet 
  by, 
  164. 
  

   Ladybird, 
  Twice-stabbed, 
  43, 
  44. 
  

   Ladybirds 
  as 
  enemies 
  of 
  Common 
  Garden 
  

  

  Web-worm, 
  109. 
  

   Lady-bugs, 
  99, 
  113. 
  

  

  as 
  enemies 
  of 
  plant-lice, 
  81. 
  

   Larab's-quarters, 
  52. 
  

  

  as 
  food 
  plant 
  of 
  Agallia 
  sanguinolenta, 
  

   70. 
  

   of 
  beet 
  leaf-miners, 
  60. 
  

   of 
  Beet 
  Web-worm, 
  110. 
  

   of 
  Cabbage 
  Plusla, 
  152. 
  

   of 
  Campylacautha 
  ollvacea, 
  135. 
  

   of 
  European 
  Beet-Tortoise-bee- 
  

  

  tle, 
  124. 
  

   of 
  Garden 
  Mamestra, 
  151. 
  

  

  Lamb's-quarters 
  as 
  food 
  p\a,nt—Uontinued. 
  

  

  of 
  garden 
  web-worms, 
  106, 
  107. 
  

   of 
  Pale-striped 
  Flea-beetle, 
  122. 
  

   of 
  Red-headed 
  Flea-beetle, 
  120. 
  

   of 
  Silpha 
  bitulierosa, 
  137. 
  

   of 
  Spotted 
  Blister-beetle. 
  139. 
  

   of 
  Three-Spotted 
  Flea-beetle, 
  

  

  115. 
  

   of 
  Yellow-Black 
  Flea-beetle, 
  116. 
  

   of 
  Zebra-caterpillar, 
  153. 
  

   devoured 
  by 
  Tanymecus 
  confertus, 
  

  

  145. 
  

   infested 
  by 
  Aphis 
  atriplicis, 
  82. 
  

   by 
  Melon 
  Aphis, 
  81. 
  

   by 
  Phlepsius 
  irroratus, 
  76. 
  

   lanceolata, 
  Plautago, 
  100. 
  

   Lantern-flies 
  or 
  Flatas, 
  83-85. 
  

   lanulosa, 
  Achillsea, 
  159. 
  

   Laphygma 
  flavimaoulata. 
  51, 
  150. 
  See 
  

   Beet 
  Army-worm, 
  

   frugiperda, 
  149. 
  See 
  Common 
  Grass- 
  

   worm. 
  

   Large-eyed 
  Purslane 
  Bug 
  or 
  Plant-bug, 
  

  

  94, 
  95. 
  

   Larger 
  Meadow 
  Grasshopper, 
  oviposition 
  

   of, 
  and 
  preference 
  as 
  to 
  localities, 
  

   135. 
  

   Striped 
  Flea-Beetle, 
  description, 
  range, 
  

   injuries, 
  and 
  hibernation 
  of, 
  115. 
  

   Lasius 
  niger 
  alienus, 
  161. 
  

   lateralis, 
  Corizus, 
  96. 
  

   latifasciata, 
  Trimerotropis, 
  132. 
  

   Leaf-beetles, 
  112-128. 
  

  

  as 
  enemies 
  of 
  the 
  Beet, 
  112, 
  113. 
  

   beet, 
  114. 
  

  

  character 
  of 
  injuries 
  by, 
  113. 
  

   general 
  description 
  of, 
  ll.">. 
  

   insecticides 
  for, 
  113. 
  

   life 
  history 
  of, 
  114. 
  

   preventive 
  measures 
  against 
  injuries 
  

   by, 
  113. 
  

   Leaf-bug, 
  Dusky, 
  general 
  description, 
  dis- 
  

   tribution, 
  and 
  life 
  history 
  of, 
  89, 
  92. 
  

   Green, 
  general 
  description 
  of, 
  88, 
  90. 
  

   Leaf-bugs, 
  .56, 
  8H-i(3. 
  

  

  general 
  description, 
  and 
  conspicuous 
  

  

  difl"erences 
  in 
  species 
  of, 
  noted, 
  87. 
  

   leaf-folders, 
  leaf-hoppers, 
  leaf-miuers, 
  

   leaf-rollers, 
  characterization 
  of 
  in- 
  

   juries 
  to 
  beets 
  by, 
  56. 
  

   life 
  history 
  of, 
  87. 
  

   Leaf-eating 
  beetles, 
  other, 
  136, 
  137. 
  

  

  caterpillars, 
  exposed, 
  species 
  of, 
  which 
  

   feed 
  upon 
  Beet, 
  14.5-15H. 
  

   Leaf-folilcrs. 
  56. 
  

  

  Leaf-hoppers, 
  character 
  of 
  injury 
  to 
  beets 
  

   by, 
  62,63. 
  

   device 
  for 
  destruction 
  of, 
  64. 
  

   enemies 
  of, 
  63. 
  

   eggs 
  of, 
  63. 
  

   grape-vine, 
  on 
  beets. 
  67, 
  79. 
  

  

  general 
  descri|)tiiMi 
  and 
  life 
  his- 
  

   tory 
  of, 
  79. 
  

  

  