Research Article

Exploring the Effects of Prescribed Fire on Tick Spread and Propagation in a Spatial Setting

Table 1

Description of the variables and parameters for model (8).

ParameterMeaningValueReference

Birthrate of mice0.02[30]
Death rate of mice0.01[30]
Probability of infection in mice0.9[37]
Carrying capacity for ticks5000[31]
Birthrate of ticks456.36[30]
Death rate of eggs0.0025[30]
Death rate of larvae0.015[30]
Death rate of nymphs0.015[30]
Death rate of adults0.015[30]
Probability of infection in ticks0.9[37]
Attack rate of ticks on mice0.002Assumed
Rate at which eggs develop into larvae0.00677[30]
Rate at which larvae develop into nymphs0.00618[30]
Rate at which nymphs develop into adults0.00491[30]
Proportion of eggs reduced following a high- or low-intensity burn1[25]
Proportion of larvae reduced following a high- or low-intensity burn0.7421, 0.2593[25, 38]
Proportion of nymphs reduced following a high- or low-intensity burn1, 0.7778[25, 38]
Proportion of adults reduced following a high- or low-intensity burn0.5454, 0.9629[25, 38]
Proportion of mice reduced following a high- or low-intensity burn0.4728[25]
Diffusion coefficient for mice2, 0.5Assumed
Diffusion coefficient for adults4, 1Assumed