Description Usage Arguments Value Author(s) References Examples
Growth for isometric adult between maturity thresholds. It can be used to get length at puberty. Assumes isomorphic growth (VB)
1 | dget_l_ISO(vH, l, parms)
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vH |
a vector with the maturity levels at different stages thresholds to calculate growth between them. |
l |
initial scaled length at the starting maturity level. |
parms |
a vector containing the parameters: k: -, maintenance ratio; g: -, energy investment ratio; f: -, scaled functional response; s_M: -, acceleration factor for abj models; |
l, scaled length during the maturity interval evaluated.
Antonio Aguera. Danish Shellfish Center, DTU-aqua, Nykoebing Mors, Denmark
DEBlab, http://http://www.bio.vu.nl/thb/deb/deblab/
Kooijman SALM (2010) Dynamic Energy Budget theory for metabolic organisation, Third edn. Cambridge University Press, Cambridge, 509 pp.
Lika K, Kearney MR, Freitas V et al. (2011) The covariation method for estimating the parameters of the standard Dynamic Energy Budget model I: Philosophy and approach. Journal of Sea Research, 66, 270_277.
Lika K, Kearney MR, Kooijman SALM (2011) The covariation method for estimating the parameters of the standard Dynamic Energy Budget model II: Properties and preliminary patterns. Journal of Sea Research, 66, 278_288.
1 2 3 4 5 6 7 8 | p <- get_DEB_pars(system.file('data_examples_templates/results_Odontaster_validus.mat', package='DEB'))
f = 1
ltR <- get_tj(p, f) # this function already makes uses of dget_l_ISO
vH = c(p$v_Hj, p$v_Hp) # growth from metamorphosis to puberty
parms = c(p$k, p$g, f, ltR$s_M)
require(deSolve)
l = ode(ltR$lj, vH, dget_l_ISO, parms, method='ode45')
lp =l[2,2]
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