【摘要】 介绍了衡阳紫色土区域的农业生态现状，分析了持续发展的有利条件及制约因子，提出了树立大农业的系统观、整体观，开展生物多样性保护，建立多功能的生态系统工程，全面治理生态环境等对策，从而达到持续发展的目的。更多还原

【Abstract】 The paper deals with the pasent condihon and these factors for sustainable developmnt of the region of purpe soil in hengyang, Hunan, China, On the basis of above analyses, the author put forward the ways to deal with these situahons fort establishing the ideal of big agricultare, protecting biodewisity, setting up polyfunctional eopneering of ecosystem, as well as puthng ecological environznent in othe.更多还原