Abstract : this paper states its importance to carry out the strategy of agricultural sustainable development ( asd ) for guizhou karst region , it also explores the target and connotations of asd , and points out that it is the basis for asd of guizhou province to protect , improve and restore karst ecoenvironment , and in finally the authors propose industrial models and strategy of asd which are suited to regional features of fragile karst environment of guizhou province 文摘:阐述了贵州喀斯特生态脆弱区实施农业可持续发展战略的重要性，探讨了该地区可持续农业发展的目标与内涵，指出保护、改善和重建生态环境是农业可持续发展的基础，提出了适合喀斯特生态脆弱区地域特征的持续农业发展的产业化模式与战略对策。
As a southwesten autonomous county with national minority and typical area , the nature condition in youyang is bad and the economy falls behind and the soil erosion is serious . furthermore , the population increases quickly which results to steep slope farming and excessively opening up , so eco - environment accelerates rapidly . in the whole , youyang is an epitome of the area with soil and water erasion in western china 酉阳作为西南少数民族自治县，区内自然条件差、经济落后、水土流失严重，属典型的水土流失型生态脆弱区，加之该区生产手段落后、经济结构单一、而人口增长过快，导致人地矛盾尖锐，陡坡耕作、过度开垦，使生态环境加速恶化，因此，酉阳自治县土地资源可持续利用可以作为西部水土流失型生态脆弱区的一个缩影。
On the base of the changes of natural , social and economic environment , the study validates the precaution line " s functions : locating the fragile area and indicating the eco - system " s changes . this is the newest application in the arid area study of the western china , also the paper " s innovation and emphasis 结合研究区实际的自然环境变化和社会经济情况，本文验证了预警线在空间上定位生态环境脆弱区和预示环境变化等方面的作用，这是3s技术在西部干旱区研究中的全新运用，也是本文的创新之处与研究重点。
Based on analyzing the achievement ' s foundation of country ' s enterprises development in our country , it is pointed out the problems of country ' s enterprises in developmental process , and it is put forwards reorganization mechanism and optimizing countermeasures of country ' s enterprises spatial development which evaluating industry guide , constituting reorganization policies , constructing groups mechanism , actualizing spatial reorganization and pushing rural urbanization 摘要在深入分析我国乡镇企业发展成就的基础上，指出其中存在的问题，并提出生态脆弱区乡镇企业空间重组机制和重组对策：进行产业导向评价，制定重组政策，建构企业簇群，实施空间重组，有序推进农村地区城镇化。
