[142] 
INDEX. 
Pyrethum — 
applied in water solution, 177. 
as a disinfectant, [113]. 
remedy for A. xylina, 38. 
Heliothis armigera, 381. 
cineraricefolium, 164. 165, 166, 180. 
cultivation of, at Washington, 166. 
in California, 166. 
the United States, 166. 
distribution of seed of, 180. 
effect of, upon various insects, 179. 
Aletia, 169. 
man, [113]. 
quadrupeds, [113]. 
experiments with, [14], [21]-[23]. 
extent of production of, in California, [113]. 
history of, 164. 
mode of cultivation of, 165. 
powder, amount required for the worms, 174. 
experiments with, [31]. 
minimum quantities of, 171, 172. 
mixed with flour, 172. 
price of, 174. 
preparation of the plants for use, 167. 
price of, [113]. 
roscum, 164, 165, 166, 180. 
synonymy of, [113]. 
tea or decoction of, 178. 
willemoti. probable synonym of P. roscum, [113]. 
Pyrrharctia isabella, brush-sacs of moth of, [105]. 
quadrilvneatus, Xyslicus, vs. Aletia, [106]. 
quadripunctata, Theridula, vs. Aletia, [106]. 
Quail, vernacular name of Ortyx virginianus, 376. 
vs. Aletia, 88. 
Quantity of poisons required, [1 15]. 
uartzites, 79, 80. 
uartzose soils, 66. 
uassia, decoctions of, remedy for A. xylina, 36. 
tea, 187. 
Quercus catesbcei, 67. 
cinerea, 67. 
muhlenbergii, 66. 
nigra, 66. 
prinus, 66. 
stellata. 66. 
tinctoria, 66. 
" R. ", literature by, 339. 
Raccoon vs. Aletia, 87. 
Rag Weed, 184. 
vernacular name of Ambrosia, [20] . 
Rain, connection of, with ravages of A. xylina, 
29, 30. 
Crow vs. Aletia, 88. 
Raiufall of Cotton States, 59-61. 
Rains, destruction of ants by, 85. 
influence of, on A. xylina, 43, 83-85. 
Ramsden's pump, 281. 
Ramsey's horseback sprinkler, 301 . 
Raphigaster hilaris vs. Aletia, 97. 
Rapidity of working of spraying machinery, [115J. 
rapidus, Calocoris. (See Calocoris rapidus.) 
Ravages of A. xylina in Cuba, 42. 
Raymond's jawcd-slot nozzle, 203. 
Read (J. E.), literature by, 339. 
Reciprocating blowers, pistoned, 249-251. 
compression squirters, pneumatic, 
258-261. 
pumps, 262-283. 
squirters, solid pressure, 262-283. 
Red bug (see Dysdercus suturellvs). 
cedar, 75, 76. 
clay, 69, 71, 75. 
lead as an insecticide, 154. 
lime lands, 65, 69, 71. 
loam lands, 69, 70, 71, 72, 76, 77, 78, 79, 80. 
region, 65, 69, 75-77. 
oak, 68, 72, 76, 77, 78, 79. 
popper, vernacular name of Capsicum an- 
nuum, 362. 
sandstones, 75. 
shales, 75. 
spider, injury to cotton by, [5]. 
Reduction cylindr ical pumps, 281-282. 
Redwing Blackbird vs. Aletia, 88. 
Reed (E. B.), literature by, 333. 
Reese (W. P.), literature by, 339. 
reqalis, Cithcronia, kuva parasitcd by Belvoisia 
bi/asciata, [110]. 
Regions of forest growth, 66-67. 
Remedies, ehapter on, 128. 
for A. xylina, 41. 
history of, 34-38. 
inquiries for, [119]. 
Stello (J. P.), on, [119]- 
[120]. 
Repipta taurus vs. Aletia, 97. 
Reseda htteola, food-plant of Heliothis armigera, 
363. 
Resedacece, food-plants of Heliothis armigera, 363. 
Reverberatory nozzles, 247, 
rhexice, Ghloridea. (See Ghloridea rhexice.) 
ribesia, Urena, eggs found on, [103]. 
Rice bird vs. Aletia, 88. 
Ridgway (R.), list of birds of Southern States by, 
reference to, [166]. 
Rigel's light trap, 315. 
Riley (C. V.), description of Tachina aletice by, 
[109]. 
extracts from addresses by, [1051, 
[113]. [119]-[120]. 
literature by, 325, 326, 328, 329, 331, 
337-343, 384, [101]-[104], [109]. 
on effect of pyrethrum on man, 
[1131. 
. Heliothis armigera eating Phy- 
salis, 362. 
eating Pisum sativum. 362. 
identity of Boll Worm and Corn 
Worm, 359. 
parasitism of Heliothis armigera 
by Tachina anonyma, 377. 
remedies for A. xylina, 36, 37. 
Heliothis armigera, 
378. 
use of Paris green for Aletia, 
[119]-[120|. 
paper read before National Acad- 
emy of Science, 16. 
quoted, 352, 360. 
rimosalis, Pionea. (See Pionea rimosalis.) 
Rise and fall in abundance of injurious insects, 26. 
River-^wamp formation, 65. 
Roaches, effect of pyrethrum on, [15]. 
Road dust as a diluent of pyrethrum powder, 173. 
an insecticide, 154. 
effect of, on Aletia xylina, [28]. 
substitute for diluents, 140. 
Roane (Janies), acknowledgments to, xx, xxxi. 
on experience with London purple 
in Alabama, 150. 
preparing vegetable extracts, 183. 
Roberts (J.), quoted, [6]. 
Roberts (T. J.), observations by, [7]. 
Robertson (W. H.), quoted, 1 6]. 
Rebinia, food-plant of Platyhypena scabra, [104]. 
Robinson's sitting machine, 305. 
sprinkling machine, 299. 
Rocky Mountain Locust. (Seo Caloptenus sprctus.) 
Root-rot, synonym of cotton blight, [25]. 
rosaceana, Caccecia, parasited by Chalcis ooata, 
[111]. 
Rose Mallow, vernacular name of Hibiscus grand- 
iflora, 363. 
nozzle combinations, 196. 
Barry's, 196. 
Prentice's, 196. 
nozzles, 191-196. 
divided, 195. 
Barrow's, 195, 
clutch-headed, 195. 
Foss', 195. 
Fox's, 195. 
peripheral, divided, 196. 
Melcher's, 196. 
Ruhmann's, 196. 
Teaser's, 196. 
T-shaped, 194. 
improvements in, 194. 
Warner's, 194. 
Yeager's, 194. 
roseum,, Pyrethrum. (See Pyrethrum roscum.) 
Rotary blowers, force blast, 235, 257. 
of fluids, 232-235. 
Darnell's, 233-234. 
new style, 232-233. 
Perl's fumigating, 234. 
