| 基于GIS技术的农用地等级评价方法研究 |
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| 引用本文： | 蒋文绪,周汝良. 基于GIS技术的农用地等级评价方法研究[J]. 内蒙古林业调查设计, 2011, 34(1): 115-118,128 |
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| 作者姓名： | 蒋文绪 周汝良 |
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| 作者单位： | 西南林业大学云南省森林灾害预警与控制重点实验室,昆明,650224 |
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| 基金项目： | 云南省科技攻关项目(2005YX27)资助 |
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| 摘 要： | 研究利用GIS技术,结合传统农用地等级评价方法,提出基于GIS技术的县域农用地等级评价方法.针对昭阳区农用地资源现状,综合分析影响农用地等级的各种因素,利用土壤图、土地利用现状图及行政区划图叠置划分法确定评价单元,选取土壤管理、立地条件、剖面与耕层理化性状、耕层养分状况、气候等5 个方面16个评价因子,建立农用地等级评...
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| 关 键 词： | GIS技术 农用地资源 农用地等级评价 |
Evaluation of Farmland Grade Based on GIS Technology |
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| JIANG Wen-xu,ZHOU Ru-liang. Evaluation of Farmland Grade Based on GIS Technology[J]. Inner Mongolia Forestry Investigation and Design, 2011, 34(1): 115-118,128 |
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| Authors: | JIANG Wen-xu ZHOU Ru-liang |
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| Affiliation: | JIANG Wen-xu,ZHOU Ru-liang(Key Laboratory of Forest Disaster Warning and Control,Southwest Forestry University,Kunming Yunnan,650224,China) |
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| Abstract: | The aim of this paper is to study how to evaluate farmland productivity through the combination of GIS technology with traditional methods of evaluating soil productivity.An evaluation method based on GIS is then put forward.Based on the actuality of the farmland resources in Zhaoyang County and all possible factors influencing farmland productivity,then confirmed the evaluation unit by the method of overlapping soil distribution map,land utilization map and administrative division map,then selected 16 fact... |
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| Keywords: | GIS Technology Farmland Resources Evaluation of Cultivated Land Productivity |
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