Formulas for pop Flashcards
1
Q
Nt+ 1 = Nt + B + I - D - E
A
population change in abundance
2
Q
Nt + 1 = Nt + B - D
A
closed population (no dispersal)
3
Q
ΔN = rN(KN/K)
A
logistic equation
4
Q
(Nt + 1 - Nt) = B - D
A
change in population size
5
Q
ΔN = rN
A
intrinsic rate of increase
6
Q
𝑁𝑡=𝑁_0 𝑒^𝑟𝑡
A
Continuous exponential population growth
7
Q
if r > 0, the pop. will?
A
increase
8
Q
if r < 0, pop. will?
A
decrease
9
Q
if r = 0, the pop. will?
A
not change
10
Q
B/b
A
birth/rate
11
Q
D/d
A
death/rate
12
Q
K
A
carrying capacity
13
Q
r
A
intrinsic rate of increase
14
Q
𝑁𝑡
A
number at time
15
Q
N_0
A
starting number
