Rhizoglyphus robini: Population traits

at T = 27 °C with background hazards for embryo, larva, juv, adult: 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 abj f_minf f_max date: 2023/03/16
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.390909 0.423373 0.711687 0.711687 1 1 scaled functional response
r 1/d 0 0 0.115948 0.0422652 0.180582 0.0601271 spec pop growth rate
t2 d NaN NaN 5.97806 16.4 3.83841 11.528 population doubling time
a_b d 3.12904 3.09066 2.86302 2.86302 2.7374 2.7374 age at birth
t_j d 2.98905 2.71765 1.63418 1.63418 1.2656 1.2656 time since birth at metam
t_p d 46.3008 36.7291 14.0033 14.0033 9.62601 9.62601 time since birth at puberty
S_b - 0.999796 0.999804 0.999845 0.999845 0.999865 0.999865 survival probability at birth
S_j - 0.998455 0.751509 0.999467 0.611087 0.999636 0.570972 survival probability at metam
S_p - 0.998349 0.732475 0.999002 0.489178 0.999214 0.39216 survival probability at puberty
theta_0b - 0.0617555 0.11524 0.285617 0.350168 0.391024 0.459293 frac of ind that is embryo
theta_bj - 0.0590029 0.0882198 0.125246 0.143935 0.124961 0.144563 frac of ind between b and j
theta_jp - 0.00276096 0.0103272 0.0796903 0.0702811 0.113548 0.0953433 frac of ind between j and p
theta_pi - 0.876481 0.786213 0.509446 0.435615 0.370467 0.300801 frac of ind that is adult
L_bi cm 0.0102844 0.0109154 0.0134939 0.0137707 0.0144248 0.0148043 mean structural length of post-natals
L2_bi cm^2 0.000106355 0.000120603 0.000194762 0.000207172 0.000230853 0.00025497 mean squared structural length of post-natals
L3_bi cm^3 1.10525e-06 1.3465e-06 2.98507e-06 3.36269e-06 4.07124e-06 5.03511e-06 mean cubed structural length of post-natals
Ww_bi g 2.00854e-06 2.53836e-06 7.42666e-06 8.36618e-06 1.25831e-05 1.55621e-05 mean wet weight of post-natals
L_pi cm 0.0104228 0.0112256 0.0151457 0.0159826 0.0172935 0.0188187 mean structural length of adults
L2_pi cm^2 0.000108969 0.00012678 0.000237426 0.00026649 0.000314725 0.000381244 mean squared structural length of adults
L3_pi cm^3 1.14247e-06 1.43967e-06 3.84654e-06 4.61647e-06 6.03124e-06 8.27904e-06 mean cubed structural length of adults
Ww_pi g 2.07619e-06 2.714e-06 9.56995e-06 1.14855e-05 1.86409e-05 2.55882e-05 mean wet weight of adults
R 1/d 0.200678 0.261937 0.765837 0.88374 1.18067 1.50596 mean reproduction rate of adults
J_X g/d 1.39227e-06 1.73793e-06 5.04233e-06 5.35641e-06 8.58302e-06 9.46518e-06 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 0.0686417 0.0265336 0.0856566 0.0319853 yield of living structure on food
Y_VX_d mol/mol 0.0190896 0.0291128 0.00221662 0.041012 0.000908486 0.0476932 yield of dead structure on food
Y_EX mol/mol 0 0 0.102135 0.0394804 0.179084 0.0668724 yield of living reserve on food
Y_EX_d mol/mol 0.0156016 0.0257693 0.00329819 0.0610233 0.00189939 0.0997133 yield of dead reserve on food
Y_CX mol/mol 0.695446 0.679041 0.580396 0.587093 0.50625 0.523543 yield of CO2 on food
Y_HX mol/mol 0.745613 0.728025 0.622264 0.629444 0.542769 0.56131 yield of H2O on food
Y_OX mol/mol -0.882682 -0.86186 -0.736657 -0.745156 -0.642548 -0.664497 yield of O2 on food
Y_NX mol/mol 0.160488 0.156702 0.133938 0.135483 0.116827 0.120818 yield of N-waste on food
mu_TX J/mol 446543 436123 372547 376839 323975 335143 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