农业资源高效利用评价的程序、内容及方法

PROCEDURES,CONTENTS AND METHODS FOR EVALUATING THE EFFECTIVE UTILIZATION OFAGRICULTURAL RESOURCES

本文在概括农业资源高效利用评价基本程序的基础上，重点讨论了农业资源高效利用评价应包括的主要内容和宜采取的基本方法。评价内容分为资源本底评价、资源生物适宜性评价、资源社会评价、资源生物生产过程评价、资源经济评价、资源环境评价和资源利用可持续性评价等。评价方法重点论述了指标评价方法、模型评价方法和区类评价方法。

The basic procedures for the effective utilization of agricultural resources consist of several aspects:1)collecting and putting in order the materials published on agricultural resources utilization;2)investigating the characteristics of agricultural resources utilization in the targetted region(s);3)establishing goals and contents of evaluation;4)selecting appropriate methods of evaluation and carrying out evaluation; and 5)discussing comparatively the results of evaluation.The basic contents of the effective utilization evaluation of agricultural resources include seven aspects:1)the background appraisal of agricultural resources;2)the biological suitable appraisal of agricultural resources;3)the social demand appraisal of agricultural resources;4)the process appraisal of agricultural resources utilization;5)the economic appraisal of agricultural resources utilization;6)the environmental impact assessment of agricultural resources utilization;and 7)the sustainable evaluation of agricultural utilization.the paper lastly identifies three essential methods for evaluating effective utilization of agriculatural resources.Index appraisal mainly deals with classification,selection,and construction of the indices and definition of integrated index.Model method focuses on efficiency of model,the order and measure building model.On the basis of definition of some important spatial concepts,the paper raises two spatial evaluation methods which are named as Type and Region,and puts forward the basic ideas on method adopted.