Skip to main content

Table 2 Stage-specific pooled life table (Mean ± SE of 3 observations) for 3 cohorts (n = 100) of S. obliqua Walker on sesame (S. indicum) variety: Rama cultivated during 2019

From: Population ecology and economic thresholds-based time series for climate smart pest management of Spilosoma obliqua Walker (Lepidoptera: Arctiidae) on three sesame cultivars

Stage

lx

dx

qx

sx

Lx

Tx

kx

ex

Egg-0

1.000 ± 0.000

0.112 ± 0.003

0.112 ± 0.003a

0.888 ± 0.003a

0.944 ± 0.002

7.260 ± 0.082

0.052 ± 0.002a

7.260 ± 0.082

lnst- I-1

0.888 ± 0.003

0.034 ± 0.001a

0.039 ± 0.001b

0.961 ± 0.001b

0.870 ± 0.004

6.316 ± 0.080

0.017 ± 0.001b

7.116 ± 0.063

lnst-II-2

0.853 ± 0.004

0.034 ± 0.001a

0.040 ± 0.001b

0.960 ± 0.001b

0.836 ± 0.005

5.446 ± 0.076

0.018 ± 0.001b

6.383 ± 0.057

lnst-III-3

0.819 ± 0.005

0.044 ± 0.001b

0.053 ± 0.002c

0.947 ± 0.002c

0.797 ± 0.006

4.610 ± 0.071

0.024 ± 0.001c

5.630 ± 0.050

lnst-IV-4

0.775 ± 0.007

0.047 ± 0.001b

0.060 ± 0.002

0.940 ± 0.002

0.752 ± 0.007

3.813 ± 0.065

0.027 ± 0.001

4.919 ± 0.042

lnst-V-5

0.728 ± 0.008

0.037 ± 0.001a

0.052 ± 0.002c

0.948 ± 0.002c

0.709 ± 0.009

3.062 ± 0.058

0.023 ± 0.001c

4.203 ± 0.033

lnst-VI-6

0.691 ± 0.009

0.059 ± 0.002

0.086 ± 0.004

0.914 ± 0.004

0.661 ± 0.010

2.352 ± 0.049

0.039 ± 0.002

3.405 ± 0.026

Prepup-7

0.631 ± 0.011

0.012 ± 0.000

0.020 ± 0.001

0.980 ± 0.001

0.625 ± 0.011

1.691 ± 0.039

0.009 ± 0.000

2.678 ± 0.015

Pup-8

0.619 ± 0.011

0.069 ± 0.002

0.111 ± 0.005a

0.889 ± 0.005a

0.585 ± 0.012

1.066 ± 0.028

0.051 ± 0.003a

1.722 ± 0.013

Adult-9

0.550 ± 0.013

0.137 ± 0.004

0.251 ± 0.014

0.749 ± 0.014

0.481 ± 0.015

0.481 ± 0.015

0.125 ± 0.008

0.875 ± 0.007

  1. Within the column means followed by same letter(s) are not significantly different at P < 0.05 by Tukey’s (HSD) test