【摘要】 本文对开放式渔场建立了价格随供求而变化的捕获模型，对模型进行了详细的分析，并从生态学和经济学的角度对结果作了解释，为生物资源的实际管理提供了理论依据．更多还原

【Abstract】 In this paper. a harvesting model with price changed with demand and supply is established for open fishery. We analyze the model deliberately and discuss the biological and economic significances of main results, which provides theoretical basis for fishery management.更多还原