|
Period exposed to natural conditions (days)
|
% end point survival
|
χ2(df = 1)
|
p
|
|---|
|
2
|
28.8
|
31.01
|
< 0.0001*
|
|
6
|
41.1
|
16.5
|
< 0.0001*
|
|
12
|
48.8
|
9.01
|
0.0027*
|
|
18
|
60
|
5.26
|
0.0218*
|
|
24
|
70
|
0.578
|
0.4471
|
|
30
|
70
|
0.0004
|
0.9894
|
|
CONTROL$
|
76.6
|
-
|
-
|
- Gehan-Breslow-Wilcoxon test for pair-wise survival curve comparisons between the period the black cloths were exposed to natural conditions and control survival.
- *significantly different to control survival at the 5% level.
- $The result for the controls was the pooled value for control insects at each of the six time points and three repetitions.
