Bactrocera oleae: Population traits

at T = 25 °C with background hazards for embryo, juv, adult: 0, 0, 0 1/d

Ln survival probability as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
Ln survivor function of the stable age distribution as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
model abp f_minf f_max date: 2025/06/25
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.113028 0.113869 0.556934 0.556934 1 1 scaled functional response
r 1/d 0 0 0.320255 0.0348848 0.372146 0.0389707 spec pop growth rate
t2 d NaN NaN 2.16436 19.8696 1.86257 17.7864 population doubling time
a_b d 5.01216 5.00793 4.44437 4.44437 4.36352 4.36352 age at birth
t_p d 326.459 236.907 10.0419 10.0419 8.7179 8.7179 time since birth at puberty
S_b - 0.999997 0.999997 0.999998 0.999998 0.999998 0.999998 survival probability at birth
S_p - 0.999957 0.960209 0.999989 0.107516 0.999991 0.0775383 survival probability at puberty
theta_0b - 0.0204879 0.0453049 0.759076 0.708237 0.802857 0.736902 frac of ind that is embryo
theta_bp - 0.0205204 0.0444686 0.182884 0.249281 0.15828 0.231713 fraction of individuals that is juvenile
theta_pi - 0.958992 0.910226 0.0580397 0.0424814 0.038863 0.0313848 frac of ind that is adult
L_bi cm 0.0153208 0.0156683 0.024803 0.0223322 0.0252565 0.0226733 mean structural length of post-natals
L2_bi cm^2 0.000240474 0.000255896 0.000821812 0.000710995 0.000858245 0.000739671 mean squared structural length of post-natals
L3_bi cm^3 3.86989e-06 4.3699e-06 3.65032e-05 3.33943e-05 3.93779e-05 3.59778e-05 mean cubed structural length of post-natals
Ww_bi g 1.17807e-05 1.33693e-05 0.000404184 0.000369761 0.000751557 0.000686665 mean wet weight of post-natals
L_pi cm 0.0153887 0.0158383 0.0457303 0.0523052 0.0505088 0.0585488 mean structural length of adults
L2_pi cm^2 0.000242462 0.000261138 0.00232438 0.00307054 0.00278565 0.00373491 mean squared structural length of adults
L3_pi cm^3 3.91434e-06 4.49489e-06 0.000129911 0.000195382 0.000166111 0.000252652 mean cubed structural length of adults
Ww_pi g 1.1916e-05 1.37517e-05 0.00143845 0.00216338 0.00317036 0.00482205 mean wet weight of adults
R 1/d 0.0102482 0.0181762 0.858307 1.29858 0.6983 1.06692 mean reproduction rate of adults
J_X g/d 8.29533e-06 9.42905e-06 0.000349416 0.000319657 0.0006683 0.000610596 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0.0334568 0.00364438 0.0219278 0.00229625 yield of living structure on food
Y_VX_d mol/mol 0.00289656 0.00474618 1.52114e-06 0.0160907 9.7498e-07 0.0104091 yield of dead structure on food
Y_EX mol/mol 0 0 0.336996 0.0367083 0.39658 0.0415295 yield of living reserve on food
Y_EX_d mol/mol 0.00592117 0.00977429 1.53218e-05 0.162075 1.76333e-05 0.188256 yield of dead reserve on food
Y_CX mol/mol 0.716468 0.711835 0.422626 0.546087 0.38358 0.526609 yield of CO2 on food
Y_HX mol/mol 0.768152 0.763184 0.453113 0.58548 0.41125 0.564597 yield of H2O on food
Y_OX mol/mol -0.909364 -0.903483 -0.53641 -0.69311 -0.486851 -0.668388 yield of O2 on food
Y_NX mol/mol 0.165339 0.16427 0.0975291 0.12602 0.0885184 0.121525 yield of N-waste on food
mu_TX J/mol 459727 456735 265655 347152 239087 333835 yield of heat on food

Remarks

  • Reprod-code A applies. Data concerns population of females only.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer