Clover — Continued. 
-louse, 42, 43, 66-S2, 118. See Pea- or 
Clover- louse. 
Mammoth. See Mammoth Clover. 
pollination of, 42, 43, 44. 
Red. See Red Clover. 
Root-borer, 42, 43, 92-96, 118. 
and fertilizers, 95. 
character, extent, and misunderstanding 
of injury by, 92. 
-ontrol of, 95. 
."ooperatiou of, with Clover Leef-vveevil, 
84, 92. 
iescriptions of different stages of, 94. 
•-'listributJon of, 93. 
food plants of and injury by, 93-94. 
Hfe history and habits of, 94-95. 
literature on, cited, 95-96. 
natural enemy of, 95. 
-root Mealy ^ug, 42, 117-123. 
ants attendant on, 118, 121, 122, 123. 
character of injury by, to Red and 
White Cover, 118. 
descriptions of different stages of, 
118-121. 
distribution of, 118. 
habits of, 122-123. 
reported from Sugar-beet, 118. 
Seed-caterpillar, 44, 61-65. 
control of, 65. 
descriptions of stages of, 62-63. 
distinctive markings of adult of, 61. 
distribution of, 61. 
food plants of and injuries by, 61-62. 
life history of, 63-64. 
literature on, cited, 65. 
natural enemies of, 65. 
rank of, as a pest, 61. 
S'eed-midge often present with, 62. 
Seed-chalcid, 42, 44, 53-61, 64. 
control of, 60. 
descriptions of stages of, 54-55. 
distribution of, 53. 
food plants of, 53. 
habits of, 58-59. 
hibernation of, 56. 
injury by, 53-54. 
'ife history of, 55-58, 60. 
possible source of confusion in study- 
ing, 58. 
summary of, 57. 
'.iterature on, cited, 61. 
r.atural enemies of, 59-60. 
oviposition of, S3, 58, 60. 
seed-crop, early pasturing or cutting of clo- 
ver important aid in securing good, 45. 
fnfluences and causes that combine to re- 
duce or prevent, 43-45, 60. 
insects to which failure of, is often due, 
44. 
Clover seed-crop — Continued. 
ravages of Clover Leaf-weevil sometimes 
favorable to, 45. 
Seed-midge, 44, 46, 53, 60, 61, 62, 63, 78. 
and Clover Leaf-midge distinguished, 100- 
101. 
character of injury to Clover by, 46. 
control of, 51-52. 
descriptions of different stages of, 47- 
distribution of, 46. 
effect of early cutting for, 51. 
food plants of, 45, 46. 
habits of, 49-50. 
liibernation of, 48. 
injury to Red Clover by, 50. 
life history of, 48-49, 50. 
literature on, cited, 52-53. 
natural enemies of, 50-51. 
oviposition of, 49. 
proper date for early cutting and for mow- 
ing back for, 51. 
Sitones, 112-117. 
control of, 116. 
descriptions of different stages of, 114. 
detailed descriptions of larva and pupa of, 
cited, 114. 
distribution of, 112. 
food plants of and injuries by, 113-114. 
habits of, 116. 
life history of, 114-116. 
literature on, cited, 117. 
stacked or stored, injury to, 96. 
Stem-borer, 42, 106-112. 
chief effect of, on Clover, 107, 112. 
control of, 112. 
descriptions of different stages of, 108. 
distinguished from other species of Lan- 
guria, 108. 
distribution of, 106. 
food plants of and injuries by, 106-108, 
110. 
habits of, 110-111. 
life history of, 109-110. 
literature on, cited, 112. 
natural enemies of, 111. 
oviposition of, 110. 
volunteer, always infested by Clover Seed- 
caterpillar, 64. 
by Clover Seed-chalcid, 60. 
destruction of, 46, 52, 60, 65. 112. 
White. See White Clover. 
Wild Sweet, as food plant of Clover Stem- 
borer, 107. 
winter-killing of, 68. 
Clovers, order of preference of, by Clover 
Leaf- weevil, 83. 
Cnicus ahissimus as food plant of Clover 
Stem-borer, 107. 
Coal-tar, effect of, on germination of seed- 
corn tested, 11. 
-water. See Tar-water. 
