INDEX. 
397 
Composition for corners of hives, to 
secure them from mollis, 78. 
Confectioners, how they may prevent 
annoyance from bees, 277. 
Control of comb, essential to a true sys- 
tem of beo-culture, 208. 
Corsica, ancient, yiold of honey of, 304. 
D. 
Dampness, injurious to bees, 90, 95, 338- 
342,345,348 ; produces dysentery ,250. 
Dandelion, furnishes honey and pollen, 
292. 
Dangers of too rapidly multiplying stocks, 
170-178 ; of using hives of uniform 
size, shape, and color, 214. 
Daylight, needed for operations on bees, 
107. 
Denmark, its honey-produce, 304. 
Desertion of hives by swarms, indications 
and prevention of, 115. 
Diseases of bees, 255-200. 
Dishonesty, as poor policy in bees as in 
men, 202. 
Dissection of queen bees 34, 213 (note). 
Disturbing bees in cold weather, inju- 
rious, 250, 335, 347,355. 
Dividing hives, worthless for artificial 
swarming, 149, 150. 
DOuhoir, Dr., ou artificial impregnation 
of a drone-egg, 41 ; ou thickness of 
sides of colls, 71 (note) ; his mode of 
forced swarming, 103 ; Ins experiment 
indicating a division of labor among 
bees according to age, 194 ; on food of 
bee moth larvae, 233 (note); on eggs 
of bee-moth, 234 (note 2). 
Double stocks, produco a largo yield of 
honey, 135. 
Doubling stocks yearly, 185. 
Draining combs of honey, 288. 
Drawings, explanation of, for making 
mov, comb hive. 371. 
Drone-comb, wood-cut of, PI. XV., Fig. 
48 ; tho cause of excess of, 51 ; excess 
of, should bo removod from breeding 
apartments, 51, 225 ; if new, advanta 
goOU8 iu boxes for surplus honey, 130. 
Drone-eggs, not impregnated, 37 ; attempt 
of bees to rear a queen from, 39 ; arti- 
ficial impregnation of, 41 ; laid by 
superannuated queens, 49. 
Drone-laying queens, 38,40,213 (note); 
use to be made of, 214 (note), 327. 
Drones, or male-boos, produced by re- 
tarded impregnation of queens, 30 ; 
always by unfocuudatod eggs, 37 ; 
often by unfecundated queens, 37, 127 
(note) ; their development from egg 
to insect, 40 ; description and wood- 
outs of, 49; PI. XII.. Figs. 33, 34 
(natural and magnified size) ; otilco 
of, to impregnate young queens, 49 ; 
time of their appearance, 60 ; often 
very numerous, 60 ; how to prevent 
excessive multiplication of, 51 ; why 
destroyed by workers, 52, 224 ; wis 
dom displayed in providing so many, 
53 ; length of life, 58 ; perish in im- 
pregnation of queen, 125, 120 (note); 
never molest queens iu hive, 127 
(note); on leaving tho hive, are filled 
with honey, but on returning uro 
empty, 224 ; Butler’s description of, 
224 ; destroyed by ancient bce-koopcrSj 
61, 225 ; easily destroyed by use ot 
mov. comb hive. 225 ; their auxiety 
when excluded from the hive, 225 ; 
their odor, 226 (uoto 1); how to pre- 
vent common, from impregnating 
Italian queens, 326 ; refrigerated 
queens produco only, 327. 
Drought, failure occasioned by, 178 
(note). 
Drumming on hive subdues bees, 210 
(note). 
Dunbar, his description of how queen 
lays, 43. 
Dyseutery from bad ventilation, 90 ; 
from dampness and sour honey, 250; 
how prevented, 250 ; makes bees cross, 
310 ; caused by waut of water iu 
Winter, 343. 
Dzierzon, faots connected with tho inven- 
tion of hi3 hive, 19 ; rise of his system, 
19 ; his apiary nearly destroyed by 
“ foul brood,” 19 ; committee of apia- 
rian convention report favorably on 
his system, 20 ; it creates a revolution 
in German boo-koepiug, 20 ; profits 
of his apiary, 21 ; discovered that tin- 
fecundated eggs produce males, 37 : 
thinks some brood may bo raised 
without pollen, 81 ; discovered rye 
meal to bo a good substitute for pol- 
len, 84 ; supposes souud of queen’s 
wings excites drones, 127 (note) ; his 
mo le of forcing swarming, 180 ; his 
estimate of the value of a queen, 192 
(note); his treatment of foul brood, 
257 ; recommends the cultivation of 
buckwheat, 290 ; ou the difficulty of 
estimating profits of bee-culture, 306 
(note); his experiments with the Ital- 
ian bee, 320 ; thinks bees not injured 
by tho opening of their hives. 321 
(note) ; his mode of wintering Does, 
E. 
Eggs of bees, how fecundated, 36 • focun* 
dated produco females, uufocundutod, 
males, 37; sex of, determined by queen, 
38 ; what is necessary to their impreg- 
nation, 41 ; no difibrenco in size bo- 
twoon drone and worker eggs, 42 ; 
process of laying, 43 ; description of, 
44 ; 1*1. XIII., Fig. 39 ; degree of heat 
necessary to hatch them, 46 ; power 
