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Mathematical models are a powerful method to understand and control the spread of Huanglongbing

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Academic year: 2017

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Figure 1 A schematic of the model system showing transitions to different categories for trees and adult psyllids
Figure 2 The changes in numbers of susceptible, asymptomatic and infected trees and susceptible, exposed and infected psyllids over eight years when one tree is infected at time 0
Figure 3 The sensitivity of R 0 to changes in temperature-varying and constant parameters
Figure 4 The effect of different insecticide strategies after a 20 year time span. Insecticide targets both the death rate and birth rate of psyllids
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