SYSTEM ECOLOGICAL BASIS OF "COMBINING RECONSTRUCTION WITH CONTROL" ON ERADICATING LOCUST CALAMITY
改治结合根除蝗害的系统生态学基础

The present paper deals with the characteristics of Oriental Migratory Locust from the ecosystem point of view and the eco-economic basis for the control strategy, and a lake ecosystem is taken into consideration, as an illustrative example.Specifically, it comprises three parts. The first part is the natural regulatory mechanism of the population. This mechanism is achieved by three feed-back systems, namely, intraspecific interference of population crowding, environmental influences and natural enemies. I...