Life History Table Flashcards
(6 cards)
1
Q
What does x mean?
A
Age of female organisms in cohort.
2
Q
What does nx mean?
A
It is the number of female organisms at any age.
3
Q
What does sx mean?
A
nx+1/nx, it is the survival rate from age to age.
4
Q
What does lx mean?
A
nx/no, fraction of cohort still alive.
5
Q
What does mx mean?
A
of female offspring.
6
Q
What is R0?
A
Net productive rate, if it is less than 1 significantly, population declines, if greater than one, population increases, if 0.98-1.02. stays same. It is the sum of the products of lx and mx for each age.
