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子系统用非线性模型、大系统用线性整合的方法建立了哈尔滨玉米带及玉米、大豆三区轮作带与奶牛养殖相结合的农牧生态系统物流模型.
The nonlinear model of the subsystem and the linear integration of the system were used to establish the agro-ecosystem logistics model integrating Harbin corn belt and corn and soybean three-zone rotation belt and dairy cattle breeding.