Mathematical Modelling of Lesser Date Moth Using Sex Pheromone Traps and Natural Enemies

Table 1

Biological description of parameters used in system (1).

Parameters	Description
	The date palm tree intrinsic growth rate
	The carrying capacity
	Transfer rate from larvae to adult lesser date moth
	Predation intensity between date palm and larvae
	Predation intensity between larvae and natural enemy
	Conversion coefficient for predation term between and
	Conversion coefficient for predation term between and
	Mortality rate of date palm tree
	Mortality rate of lesser date moth larvae
	Mortality rate of lesser date moth female
	Mortality rate of lesser date moth male
	Mortality rate of natural enemy
	Half-saturation constants
	Maximal death rate by sex pheromone trap
	The capture rate for male by sex pheromone trap