<正>综述了国内外水果分级支撑技术的研究现状，主要介绍了多光谱、核磁共振、激光诱发荧光谱技术、近红外、x射线、热成像、近红外和中红外双重照相机及超声波等技术在水果品质检测中的应用，并对水果分级技术进行了展望。

The improved AHP method and the entropy weight method were used to appraise the forestry sustainbale development in Karst area of Guizhou province. After analyzing the advantages and shortcoming of the two methods of integration analysis, combining the resuts of AHP method and entropy weight method, the index weight vectors which have taken the objective and subjective factors into consideration were gained. The result showed that the order of forestry sustainable development of 4 researched counties, from high to low, was Jinsha, Qingzhen, Xixiu and Liuzhi.