| 土地适宜性评价中“主宜性”划分问题之探讨 |
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| 引用本文： | 杨子生.土地适宜性评价中“主宜性”划分问题之探讨[J].自然资源学报,1991,6(3):286-292. |
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| 作者姓名： | 杨子生 |
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| 作者单位： | 大理师范专科学校土地资源研究组 |
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| 摘 要： | 在土地适宜性评价中,划分双宜或多宜性土地的主宜性是很有必要的。本文探讨了土地主宜性划分的原则、指标和方法,提出了分析土地主宜性的综合定量指标——“土地经济-社会适宜性指数”的概念,并以点苍山花甸坝为例,分析了这块土地的主宜性——适宜于耕作利用,利用方式是种植一年一熟喜凉作物。
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| 关 键 词： | 土地适宜性 主宜性 经济—社会适宜性指数 花甸坝 |
AN APPROACH TO THE DIVIDING OF PRINCIPAL SUITABILITY IN THE EVALUATION OF LAND SUITABILITY |
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| Yang Zisheng.AN APPROACH TO THE DIVIDING OF PRINCIPAL SUITABILITY IN THE EVALUATION OF LAND SUITABILITY[J].Journal of Natural Resources,1991,6(3):286-292. |
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| Authors: | Yang Zisheng |
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| Institution: | The Research Group of Land Resources, Dali Teachers College |
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| Abstract: | In the evaluation of land suitability, dividing the principal suitability of the two-sided suitability or many-sided suitability land is very neccessary. In this paper, the principles, indices and method for dividing the principal suitability of land are discussed and a comprehensive and quantitative index——the concept of economic-social suitability index of landwhich is used for analysing the principal suitability of land is propounded. In the end, 'he Huadian Plain of the Diancang Mountains is taken as an example and its principal suitabi'ity of land is analysed. It has been found that the Plain is suitable for growing the cool-loving crops which ripen once a year. |
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| Keywords: | land suitablity principal suitablity economic-social suitablity index Huadian Plain |
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