Threshold Dynamics of a Huanglongbing Model with Logistic Growth in Periodic Environments

Table 1

Parameter definitions and values used for numerical simulations of the Huanglongbing model.

Parameter	Definition	Average value	Unit	Reference
Λ	The recruitment rate of citrus	—	month^−1	Estimate
𝛽1	Infected rate of citrus	—	month^−1	Estimate
𝜇1	Nature death rate of citrus	0.00275–0.004167	month^−1	[20]
𝑑	Disease induced death rate of citrus	0.016667–0.027775	month^−1	[21]
𝐷	Birth rate of psyllid	3.78327–33.526137	month^−1	[20, 22]
𝛽2	Infected rate of psyllid	—	month^−1	Estimate
𝜇2	Nature death rate of psyllid	0.1169825–0.95052	month^−1	[23]
𝑚	Max abundance of psyllid per citrus	120–1000	—	[24]