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生态位描述了物种对环境资源的利用状况，揭示了种间关系，它能够用来评价天敌对寄主的控制作用效能。天敌在空间上的同域性和时间上的同步性是发挥天敌有效控制作用的先决条件。１桔潜蛾及其天敌的时间和空间数量分布 桔潜蛾种群在柑桔树冠上不同层次和不同方位上有不同的选择
Niche describes the species’s use of environmental resources and reveals interspecific relationships that can be used to evaluate the effectiveness of natural enemies on host control. Natural enemies’ spatial homology and temporal synchronization are prerequisites for the effective control of natural enemies. 1 Time-and-space distribution of the kith moth and its natural enemies The population of kudzu moths had different choices in different levels and orientations of citrus canopy