Ecology Math

Created by Chelko270 

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Survivorship

lx

lx=

nx/nx; nx+1/nx

Age Specific Mortality

dx

dx=

nx-nx+1

Age Specific Mortality Rate

qx

Age Specific Life Expectancy

Lx

Lx=

(nx+nx+1)/2

Tx=

Sum of all Lx's

Total Years Alive in Future

Tx

Life Expectancy

ex

Gross reproductive rate

Sum of all bx

Fecudnity Adjusted for by Survivorship

lxbx

Net Reproductive Rate

R0

R0=

sum of lxbx

Age Specific Survival Values

sx

Reproductive Success

RS

RS=

(bx)probability

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