Onthophagus binodis: Population traits

at T = 28 °C with background hazards for embryo, larva, pupa, imago: 0 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 hex f_minf f_max date: 2025/06/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 1 1 1 1 1 1 scaled functional response
r 1/d 0 0 0.0554326 NaN 0.0554326 NaN spec pop growth rate
t2 d NaN NaN 12.5043 NaN 12.5043 NaN population doubling time
a_b d 8.98579 8.98579 8.98579 NaN 8.98579 NaN age at birth
t_j d 41.5816 41.5816 41.5816 NaN 41.5816 NaN time since birth at metam
t_e d 44.1121 44.1121 44.1121 NaN 44.1121 NaN time since birth at emergence
S_b - 0.950939 0.950939 0.950939 NaN 0.950939 NaN survival probability at birth
S_j - 0.471746 0.0133207 0.471746 NaN 0.471746 NaN survival probability at metam
S_e - 0.452044 0.0127644 0.452044 NaN 0.452044 NaN survival probability at emergence
theta_0b - 0.212067 0.488901 0.47256 NaN 0.47256 NaN frac of ind that is embryo
theta_bj - 0.680403 0.504099 0.513577 NaN 0.513577 NaN frac of ind between b and j
theta_je - 0.0279748 0.0018211 0.00447039 NaN 0.00447039 NaN frac of ind that is pupa
theta_ei - 0.0795557 0.0051789 0.00939232 NaN 0.00939232 NaN frac of ind that is imago
L_bi cm 0.448272 0.33045 0.362097 NaN 0.362097 NaN mean structural length of post-natals
L2_bi cm^2 0.251318 0.121188 0.152162 NaN 0.152162 NaN mean squared structural length of post-natals
L3_bi cm^3 0.191136 0.0538649 0.0824246 NaN 0.0824246 NaN mean cubed structural length of post-natals
Ww_bi g 0.954658 0.269037 0.411683 NaN 0.411683 NaN mean wet weight of post-natals
L_ei cm 0.280701 0.280701 0.280701 NaN 0.280701 NaN mean structural length of imagos
L2_ei cm^2 0.0787929 0.0787929 0.0787929 NaN 0.0787929 NaN mean squared structural length of imagos
L3_ei cm^3 0.0221172 0.0221172 0.0221172 NaN 0.0221172 NaN mean cubed structural length of imagos
Ww_ei g 0.110468 0.110468 0.110468 NaN 0.110468 NaN mean wet weight of imagos
R 1/d 0.514394 0.514394 0.514394 NaN 0.514394 NaN mean reproduction rate of adults
J_X g/d 0.411044 0.159048 0.216816 NaN 0.216816 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.328125 0.328125 0.328125 NaN 0.328125 NaN yield of faeces on food
Y_VX mol/mol 0 0 0.00565462 NaN 0.00565462 NaN yield of living structure on food
Y_VX_d mol/mol 0.00482242 0.0293615 0.00482242 NaN 0.00482242 NaN yield of dead structure on food
Y_EX mol/mol 0 0 0.0225883 NaN 0.0225883 NaN yield of living reserve on food
Y_EX_d mol/mol 0.0192639 0.117289 0.0192639 NaN 0.0192639 NaN yield of dead reserve on food
Y_CX mol/mol 0.526328 0.426745 0.503381 NaN 0.503381 NaN yield of CO2 on food
Y_HX mol/mol 0.564296 0.457529 0.539693 NaN 0.539693 NaN yield of H2O on food
Y_OX mol/mol -0.668032 -0.541637 -0.638907 NaN -0.638907 NaN yield of O2 on food
Y_NX mol/mol 0.12146 0.0984795 0.116165 NaN 0.116165 NaN yield of N-waste on food
mu_TX J/mol 348566 283504 333574 NaN 333574 NaN yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female are the same.
  • Buffer handling rule: imago deposits eggs at constant rate during lifetime as imago
  • Weights of adults do not include reproduction buffer