BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
159 
1311. Riley, C. V. Fourth annual report on the noxious, beneficial, 
and other insects of the State of Missouri, made to the State 
Board of Agriculture, pursuant to an appropriation for this 
purpose from the legislature of the State. <7th Ann. Kept. 
State Board of Agric. for 1871, April, 187U, pp. 146 + 0, 66 
figs. Separate: <Jefferson City, Mo., April, 1872, pp. 146 + 6, 
66 figs. Notice: <Hortieulturist, August, 1872, v. 27, p. 251. 
<Ent. Mo. Mag., July, 1872, v. 9, p. 47. 
CONTENTS. 
Preface. 3 
NOXIOUS INSECTS. 
Notes of the year. 5 
The Colorado potato-beetle,* Doryphora 10 -lineata . 5 
Its injuries in 1871, 5—Its appearance in great numbers in early 
spring, 5—Exorbitant price of Paris green, 6—Natural enemies 
of the beetle very abundant, 6—Diminution in numbers of the 
beetle later in the season, 7—Causes of such diminution, 7—Dam¬ 
age caused by the potato-beetle in Missouri, 7—It invaded Can¬ 
ada in 1870, 8—The three-lined potato-beetle mistaken for it in 
New York and Massachusetts, 8—Its further spread eastward ir¬ 
resistible, 8—Slow spread of the insect in the South, 9—Its pres¬ 
ent extent northward, 9—It spreads but does not leave the dis¬ 
tricts already invaded, 9—It is not injurious to potatoes in Col¬ 
orado at a certain altitude, 10—New food-plants, 10—It feeds 
upon cabbage, 10—Its hibernation, 11—Objections raised against 
the use of Paris green, 11—Paris green is an efficient remedy and 
now in general use, 12—Box for dusting Paris green, 12—Mixing 
the poison with diluents, 12—No serious cases of poisoning have 
come to knowledge, 13—-Antidote for Paris green, 13—Other*ap¬ 
plications, 13—Messrs. Saunder’s and Reed’s experiments with 
various substances, 14—Experiments with decoctions of various 
plants, 15—Air-slacked lime as a remedy, 15—Mechanical means, 
15— Squire’s brushing machine, 15—Creighton’s improved patent 
insect destroyer, 15—Disadvantage of all mechanical means, 16— 
A simple and effective way of brushing off and killing the bugs, 
16— Natural enemies increasing, 16—Chickens acquiring a taste 
for eggs and larva) of the beetle, 16—Spiders are among its ene¬ 
mies, 17—The 15-spotted lady-bird and its larva, 18—The icy 
lady-bird, 18—Tbering-banded soldier-bug, 19—The dotted-legged 
plant-bug, 19—The spined soldier-bug in its earlier states, 20— 
The Nebraska bee-killer, 21—The Kansas bombardier-beetle, 21— 
Rove-beetles of the genera Philonthus and Quedius, 21. 
The codling-moth again, Carpocapsa pomonella . 22 
Time of year that the first moths appear, 22—Time required for de¬ 
velopment, 22—Proper time to apply the bandages around the 
tree, 22—It attacks peaches, 22—Best kind of bandages, 23— 
Wier’s apple-worm trap, 23—Advantages and disadvantages of 
the trap, 24—Overestimating the value of Wier’s trap, 25—Jarring, 
25— Mr. Chapin’s method of knocking down the wormy apples, 
26— When this operation should begin, 26—Fires, lights, and 
bottles of liquid not to be recommended asareinedy, 27—Worth¬ 
lessness of Todd’s book, “The apple culturist,” 28—Natural ene- 
* Extract in <^Sci. Amer., 25 May, 1872, v. 25, p. 351. 
