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本文按照一般系统论的观点和方法,参考有关文献资料,把植病流行作为一个开放和动态的生物学系统,从系统的结构、系统的行为和系统的管理三方面,作了简要的表述,最后介绍了系统分析的概念和步骤。通过这个表述,提纲挈领地介绍了植病流行学这门新学科的基本内容和主要研究方法;这个表述提纲反映了笔者对于这门学科内容体系问题的一些个人见解,提供理论探讨和教学参考。
In this paper, according to the viewpoint and method of general system theory, with reference to relevant literature and information, the epidemiology of plant diseases is taken as an open and dynamic biological system, and the brief description is made from three aspects: system structure, system behavior and system management. Finally, the concepts and steps of system analysis are introduced. Through this expression, the Outline introduces the basic content and main research methods of this new discipline of Epidemiology of Plant Diseases. The outline of this statement reflects some personal opinions of the author on the subject content system of the subject, and provides theoretical discussions and teaching references.