Lumbricus terrestris: Population traits

at T = 20 °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 std f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.296085 0.30903 0.654515 0.654515 1 1 scaled functional response
r 1/d 0 0 0.0127607 0.00274392 0.0199046 0.00330586 spec pop growth rate
t2 d NaN NaN 54.3187 252.612 34.8234 209.672 population doubling time
a_b d 12.5485 12.4978 11.8186 11.8186 11.5797 11.5797 age at birth
t_p d 1310.89 865.296 108.899 108.899 76.5548 76.5548 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.579364 1 0.3919 1 0.339908 survival probability at puberty
theta_0b - 0.00474722 0.01644 0.139977 0.243303 0.205834 0.353867 frac of ind that is embryo
theta_bp - 0.00474895 0.0122754 0.120404 0.145217 0.163486 0.19647 fraction of individuals that is juvenile
theta_pi - 0.990504 0.971285 0.739619 0.611481 0.630681 0.449662 frac of ind that is adult
L_bi cm 0.334446 0.347377 0.52617 0.56117 0.578453 0.634234 mean structural length of post-natals
L2_bi cm^2 0.111974 0.120997 0.304232 0.355235 0.396716 0.524809 mean squared structural length of post-natals
L3_bi cm^3 0.0375172 0.0422202 0.187119 0.239744 0.306135 0.499529 mean cubed structural length of post-natals
Ww_bi g 0.128475 0.149056 1.18996 1.52462 2.81287 4.58984 mean wet weight of post-natals
L_pi cm 0.335023 0.349064 0.57118 0.636995 0.660412 0.801199 mean structural length of adults
L2_pi cm^2 0.112289 0.121944 0.343432 0.425446 0.481306 0.725663 mean squared structural length of adults
L3_pi cm^3 0.0376491 0.0426278 0.214913 0.293129 0.380488 0.710262 mean cubed structural length of adults
Ww_pi g 0.128927 0.150495 1.36672 1.86412 3.49605 6.52613 mean wet weight of adults
R 1/d 0.000672829 0.00190079 0.0284164 0.0398138 0.0398816 0.0750446 mean reproduction rate of adults
J_X g/d 0.0190726 0.0215106 0.114552 0.133756 0.228222 0.301912 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 0.0208445 0.00491818 0.0266999 0.00546973 yield of living structure on food
Y_VX_d mol/mol 0.000756657 0.00145653 2.52459e-06 0.00716222 8.70672e-07 0.00879012 yield of dead structure on food
Y_EX mol/mol 0 0 0.111714 0.0263584 0.218628 0.0447879 yield of living reserve on food
Y_EX_d mol/mol 0.00183447 0.00368567 1.35303e-05 0.0383851 7.12935e-06 0.0719764 yield of dead reserve on food
Y_CX mol/mol 0.821431 0.819072 0.701197 0.752766 0.596893 0.702631 yield of CO2 on food
Y_HX mol/mol 0.707467 0.705435 0.603914 0.648328 0.514081 0.605149 yield of H2O on food
Y_OX mol/mol -0.965737 -0.962963 -0.82438 -0.885009 -0.701752 -0.826066 yield of O2 on food
Y_NX mol/mol 0.0666025 0.0664112 0.0568538 0.0610351 0.0483967 0.0569701 yield of N-waste on food
mu_TX J/mol 462987 461642 393690 423405 332996 394199 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: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer