In this paper,we study the permanence of populations of a competing chemostat model in a polluted environment.Population control is also dealt with for the model without inter species competitionin.
讨论了污染的竞争恒化器模型的
续生存性,当种群只有种内竞争时
虑了种群的
问题。
；种群In this paper,we study the permanence of populations of a competing chemostat model in a polluted environment.Population control is also dealt with for the model without inter species competitionin.
讨论了污染的竞争恒化器模型的续生存性,当种群只有种内竞争时虑了种群的问题。
The interference index of population control,IIPC was used to evaluate the control effect of Avermectins,Yasimie and Yasimiejin on peach-aphid.
应
干扰作指数法评价了阿维菌素、蚜虱灭、蚜虱蓟净等杀虫剂对桃蚜种群的作。
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