TABLE V
(0
W
Estimates of reproduct& and mortality of Bruchidius ater on young broom (Area 4 ) and old broom (Area 1 )
( P a d , 1966)
A m 8 4
Area 1
1960-61
1961-62
196&61 1961-62
Change
Change
&tiyo from
&ti:
&
from
&ti?&
Eatimate
of
premate
of
premate
mate
Egg ceding
Egg ceding
no.
atage
no.
&age
Z
8
Adults in spring
31 536
-
68437
-
-
1892
-
2070 p
No. femalea
21 024
- -
45625
-
-
1247
-
1380 s
q
rrl
-
- ._
-
A. Fecundity
296
-
296
-
-
186
-
185
Total eggs
6223508
-
-
13505000
-
-
231 264
-
255 300
-
B. After mortality of eggs
2 676532
41-4
58.6
2 817 294
20.9
79.1
9250
96.0
-
c. Aftermortalityinfindingeeede
3 631 823
40.7
1.7
1805886
13-4
35.9
UP t o
UP tQ
6984
-
14 205
after late larval and pupal
mortality
1103875
17.7
56.4
931 837
6.9
48.4
-
-
__
E. After overwintering mortality
729 943
11.7
35.2
603 326
4.5
35.2
-
_.
__
adults in spring)
68437
1.1
9.4
-
-
-
-_
-
__
-
-
-
-
Emerging adulta
1 126 455
- -
931 058
-
I . After net loss by dispersal (i.e.