where BWx is the recorded BW at age x, BW0 = the BW at hatching, iGR = the initial specific growth rate [(1/BWx) × (dBWx/dx) when x → 0], and K = the maturation rate or the exponential factor of decay of the specific growth rate.
where BWx is the recorded BW at age x, BW0 = the BW at hatching, iGR = the initial specific growth rate [(1/BWx) × (dBWx/dx) when x → 0], and K = the maturation rate or the exponential factor of decay of the specific growth rate.