【摘要】 对典型农业生态系统结构多样性、主导性和稳定性关系及系统相应的投入产出情况的研究表明，只要结构合理，系统生物多样性组合的适当增加，会对系统的可持续发展起到良好的推动作用。更多还原

【Abstract】 Relationship among structural diversity, domination, and stability of an agricultural ecosystem, and its input and output have been deeply researched in the present investigation. Results showed that the sustainable development of the system was improved if the structure of the system was designed reasonably by adjusting the relationship among the bio－ compositions in a proper way.更多还原