Research Article

Optimal Pest Control Strategies with Cost-effectiveness Analysis

Table 1

Parameters and control variables of the model.

ParameterDescriptionUnitValue

The initial size of the susceptible larvaeIndividual
The initial size of the infectious larvaeIndividual100
The initial size of the noninfectious male insectsIndividual
The initial size of the infectious male insectIndividual
The initial size of noninfectious unfertilised female insectsIndividual
The initial size of infectious unfertilised female insectsIndividual
The initial size of fake female insectsIndividual
The initial size of the noninfectious fertilised female insectsIndividual
The initial size of infectious fertilised female insectsIndividual
The initial amount of susceptible plantsGram
The initial amount of infected plantsGram
Maximum synthetic sex pheromone deployed in a dayIndividual/day
The initial mating capacity
The intrinsic egg-laying rate1/day
The intrinsic plant growthGram/day
The carrying capacity for plantGram
The proportion of female-to-male insect population from larvae
The rate of transfer from larva to unfertilised female insect1/day
The rate of mating for unfertilised female1/day
The constant of half-saturationGram
The rate of transfer from fertilised female to unfertilised female1/day
The transmission rate of the pathogen from infected plants to susceptible adult males(Gram/individual)/day
The transmission rate of the pathogen from infected plants to susceptible adult females(Gram/individual)/day
The transmission rate of the pathogen from infected plants to susceptible larva(Gram/individual)/day
The transmission possibility of the pathogen from infectious adult males to susceptible plants during consumption1/day
The transmission possibility of the pathogen from infectious adult females to susceptible plants during consumption1/day
The transmission possibility of the pathogen from infectious larva to susceptible plants during consumption1/day
Consumption rate of adult males(Gram/individual)/day
Destruction rate of adult females(Gram/individual)/day
Destruction rate of larva(Gram/individual)/day
The transmission rate of the pathogen from infectious plant to susceptible plants1/day
The number of females that can be fertilised by a single maleIndividual/day
The number of larvae that can live within support of one unit of cropIndividual/gram
The natural mortality rate of larvae1/day
The natural mortality rate of the male insect1/day
The natural mortality rate of the unfertilised female insect1/day
The natural mortality rate of the fertilised female insect1/day
The natural mortality rate of susceptible plant1/day
The natural mortality rate of infected plant1/day
The fading rate of synthetic sex pheromone1/day
The effectiveness of control
The effectiveness of control
Control variableDescriptionUnitValue
The proportion of larva population that green insecticide is applied to at time t
The proportion of the maximum synthetic sex pheromone deployed at time t
The proportion of infected plant that will be removed at time t